The title complex, [NaSm(C7H5O3)4(C12H8N2)2]n, is a heteronuclear polymer. The Sm and Na atoms are bridged by two carboxylate groups. The Sm atom is eightfold-coordinated by four N atoms of two bidentate phenanthroline ligands and four O atoms of four monodentate carboxyl groups. The Na and Sm atoms lie on a twofold axis. The carboxyl groups of the hydroxybenzoate ligands act as bridges between the Na and Sm atoms, forming a one-dimensional polymer. In addition, there are intramolecular hydrogen bonds between the phenol OH group and an adjacent carboxyl O atom.
Supporting information
CCDC reference: 255424
Key indicators
- Single-crystal X-ray study
- T = 295 K
- Mean (C-C) = 0.005 Å
- R factor = 0.021
- wR factor = 0.045
- Data-to-parameter ratio = 11.4
checkCIF/PLATON results
No syntax errors found
Alert level C
PLAT152_ALERT_1_C Supplied and Calc Volume s.u. Inconsistent ..... ?
PLAT241_ALERT_2_C Check High U(eq) as Compared to Neighbors for O1
PLAT241_ALERT_2_C Check High U(eq) as Compared to Neighbors for O4
PLAT242_ALERT_2_C Check Low U(eq) as Compared to Neighbors for Sm1
0 ALERT level A = In general: serious problem
0 ALERT level B = Potentially serious problem
4 ALERT level C = Check and explain
0 ALERT level G = General alerts; check
1 ALERT type 1 CIF construction/syntax error, inconsistent or missing data
3 ALERT type 2 Indicator that the structure model may be wrong or deficient
0 ALERT type 3 Indicator that the structure quality may be low
0 ALERT type 4 Improvement, methodology, query or suggestion
Data collection: PROCESS-AUTO (Rigaku/MSC, 2004); cell refinement: PROCESS-AUTO; data reduction: CrystalStructure (Rigaku/MSC, 2004); program(s) used to solve structure: SIR97 (Altomare et al., 1999); program(s) used to refine structure: CRYSTALS (Watkin et al., 1996); software used to prepare material for publication: CrystalStructure.
catena-Poly[[bis(1,10-phenanthroline)samarium]-di-µ-
2-hydroxybenzoato-sodium-di-µ-2-hydroxybenzoato]
top
Crystal data top
[NaSm(C7H5O3)4(C12H8N2)2] | F(000) = 2180.00 |
Mr = 1082.27 | Dx = 1.605 Mg m−3 |
Monoclinic, C2/c | Melting point = 524–529 K |
Hall symbol: -C 2yc | Mo Kα radiation, λ = 0.7107 Å |
a = 28.4989 (7) Å | Cell parameters from 17110 reflections |
b = 9.3347 (2) Å | θ = 2.4–27.5° |
c = 22.7954 (5) Å | µ = 1.40 mm−1 |
β = 132.4010 (8)° | T = 295 K |
V = 4478.1 (2) Å3 | Chunk, colorless |
Z = 4 | 0.21 × 0.20 × 0.15 mm |
Data collection top
Rigaku R-AXIS RAPID diffractometer | 3612 reflections with F2 > 2σ(F2) |
Detector resolution: 10.00 pixels mm-1 | Rint = 0.037 |
ω scans | θmax = 27.5° |
Absorption correction: multi-scan (ABSCOR; Higashi, 1995) | h = −36→36 |
Tmin = 0.687, Tmax = 0.811 | k = −12→12 |
20367 measured reflections | l = −29→29 |
5126 independent reflections | |
Refinement top
Refinement on F2 | H-atom parameters constrained |
R[F2 > 2σ(F2)] = 0.021 | w = 1/[0.0002Fo2 + σ(Fo2)]/(4Fo2) |
wR(F2) = 0.045 | (Δ/σ)max < 0.001 |
S = 1.01 | Δρmax = 0.42 e Å−3 |
3612 reflections | Δρmin = −0.32 e Å−3 |
317 parameters | |
Special details top
Refinement. Refinement using reflections with F2 > 2.0 σ(F2). The
weighted R-factor (wR) and goodness of fit (S) are based
on F2. R-factor (gt) are based on F. The threshold
expression of F2 > 2.0 σ(F2) is used only for calculating
R-factor (gt). |
Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2) top | x | y | z | Uiso*/Ueq | |
Sm1 | 0.5000 | 0.66665 (2) | 0.2500 | 0.02974 (4) | |
Na1 | 0.5000 | 0.1896 (1) | 0.2500 | 0.0479 (4) | |
O1 | 0.46775 (7) | 0.4943 (2) | 0.2897 (1) | 0.0549 (5) | |
O2 | 0.41453 (9) | 0.2915 (2) | 0.2323 (1) | 0.0596 (6) | |
O3 | 0.30188 (9) | 0.2739 (2) | 0.1799 (1) | 0.0667 (6) | |
O4 | 0.52592 (8) | 0.8342 (2) | 0.3399 (1) | 0.0550 (5) | |
O5 | 0.5418 (1) | 1.0662 (2) | 0.3663 (1) | 0.0637 (6) | |
O6 | 0.5729 (1) | 1.1596 (2) | 0.4941 (1) | 0.0771 (7) | |
N1 | 0.60585 (8) | 0.5509 (2) | 0.3844 (1) | 0.0384 (5) | |
N2 | 0.61138 (8) | 0.7673 (2) | 0.3084 (1) | 0.0374 (5) | |
C1 | 0.6059 (1) | 0.4520 (3) | 0.4262 (1) | 0.0510 (7) | |
C2 | 0.6593 (1) | 0.3757 (3) | 0.4890 (2) | 0.0626 (8) | |
C3 | 0.7152 (1) | 0.3998 (3) | 0.5079 (1) | 0.0592 (8) | |
C4 | 0.7185 (1) | 0.5030 (3) | 0.4665 (1) | 0.0483 (7) | |
C5 | 0.7764 (1) | 0.5362 (3) | 0.4854 (2) | 0.0615 (8) | |
C6 | 0.7790 (1) | 0.6411 (3) | 0.4481 (2) | 0.0607 (8) | |
C7 | 0.7240 (1) | 0.7242 (3) | 0.3878 (1) | 0.0455 (7) | |
C8 | 0.7258 (1) | 0.8401 (3) | 0.3504 (1) | 0.0533 (8) | |
C9 | 0.6731 (1) | 0.9195 (3) | 0.2972 (2) | 0.0527 (8) | |
C10 | 0.6164 (1) | 0.8798 (3) | 0.2774 (1) | 0.0476 (7) | |
C11 | 0.66537 (9) | 0.6920 (2) | 0.3653 (1) | 0.0354 (6) | |
C12 | 0.6626 (1) | 0.5783 (2) | 0.4055 (1) | 0.0373 (6) | |
C13 | 0.4221 (1) | 0.4100 (3) | 0.2633 (1) | 0.0416 (7) | |
C14 | 0.3759 (1) | 0.4567 (2) | 0.2698 (1) | 0.0383 (6) | |
C15 | 0.3892 (1) | 0.5706 (3) | 0.3185 (1) | 0.0510 (8) | |
C16 | 0.3461 (2) | 0.6170 (3) | 0.3233 (2) | 0.072 (1) | |
C17 | 0.2875 (2) | 0.5526 (3) | 0.2765 (2) | 0.081 (1) | |
C18 | 0.2725 (1) | 0.4398 (3) | 0.2283 (2) | 0.071 (1) | |
C19 | 0.3172 (1) | 0.3880 (3) | 0.2256 (2) | 0.0488 (7) | |
C20 | 0.5414 (1) | 0.9397 (3) | 0.3840 (1) | 0.0422 (7) | |
C21 | 0.5584 (1) | 0.9107 (2) | 0.4608 (1) | 0.0385 (6) | |
C22 | 0.5595 (1) | 0.7713 (3) | 0.4830 (2) | 0.0556 (8) | |
C23 | 0.5744 (2) | 0.7431 (4) | 0.5532 (2) | 0.079 (1) | |
C24 | 0.5874 (2) | 0.8549 (4) | 0.6014 (2) | 0.079 (1) | |
C25 | 0.5868 (1) | 0.9927 (4) | 0.5819 (1) | 0.0679 (9) | |
C26 | 0.5731 (1) | 1.0221 (3) | 0.5116 (1) | 0.0502 (7) | |
H(1) | 0.5654 | 0.4319 | 0.4118 | 0.059* | |
H(2) | 0.6567 | 0.3067 | 0.5192 | 0.068* | |
H(3) | 0.7533 | 0.3447 | 0.5503 | 0.059* | |
H(4) | 0.8147 | 0.4804 | 0.5263 | 0.063* | |
H(5) | 0.8192 | 0.6614 | 0.4618 | 0.068* | |
H(6) | 0.7654 | 0.8640 | 0.3632 | 0.066* | |
H(7) | 0.6743 | 1.0033 | 0.2724 | 0.065* | |
H(8) | 0.5784 | 0.9380 | 0.2386 | 0.056* | |
H(9) | 0.4304 | 0.6190 | 0.3501 | 0.067* | |
H(10) | 0.3569 | 0.6946 | 0.3595 | 0.107* | |
H(11) | 0.2561 | 0.5887 | 0.2782 | 0.124* | |
H(12) | 0.2305 | 0.3947 | 0.1959 | 0.093* | |
H(13) | 0.5490 | 0.6922 | 0.4476 | 0.066* | |
H(14) | 0.5769 | 0.6443 | 0.5697 | 0.098* | |
H(15) | 0.5967 | 0.8354 | 0.6506 | 0.096* | |
H(16) | 0.5956 | 1.0715 | 0.6165 | 0.082* | |
H(17) | 0.3374 | 0.2498 | 0.1839 | 0.075* | |
H(18) | 0.5642 | 1.1670 | 0.4459 | 0.103* | |
Atomic displacement parameters (Å2) top | U11 | U22 | U33 | U12 | U13 | U23 |
Sm1 | 0.02849 (9) | 0.03119 (9) | 0.03276 (9) | 0.0000 | 0.02195 (7) | 0.0000 |
Na1 | 0.0547 (8) | 0.0462 (8) | 0.0505 (7) | 0.0000 | 0.0386 (7) | 0.0000 |
O1 | 0.0399 (9) | 0.069 (1) | 0.058 (1) | 0.0005 (9) | 0.0337 (8) | 0.0146 (9) |
O2 | 0.075 (1) | 0.047 (1) | 0.078 (1) | 0.0065 (9) | 0.060 (1) | −0.0003 (9) |
O3 | 0.061 (1) | 0.052 (1) | 0.076 (1) | −0.019 (1) | 0.041 (1) | −0.020 (1) |
O4 | 0.050 (1) | 0.066 (1) | 0.0473 (9) | −0.0045 (9) | 0.0320 (8) | −0.0193 (9) |
O5 | 0.088 (1) | 0.053 (1) | 0.056 (1) | −0.004 (1) | 0.050 (1) | 0.0060 (9) |
O6 | 0.126 (2) | 0.047 (1) | 0.083 (1) | −0.027 (1) | 0.080 (1) | −0.020 (1) |
N1 | 0.037 (1) | 0.037 (1) | 0.039 (1) | −0.0005 (8) | 0.0251 (9) | 0.0027 (8) |
N2 | 0.035 (1) | 0.037 (1) | 0.040 (1) | −0.0014 (8) | 0.0252 (9) | 0.0013 (9) |
C1 | 0.050 (1) | 0.049 (1) | 0.049 (1) | −0.003 (1) | 0.032 (1) | 0.006 (1) |
C2 | 0.063 (2) | 0.056 (2) | 0.050 (2) | −0.001 (1) | 0.030 (1) | 0.016 (1) |
C3 | 0.049 (2) | 0.054 (2) | 0.044 (1) | 0.010 (1) | 0.019 (1) | 0.012 (1) |
C4 | 0.042 (1) | 0.044 (1) | 0.043 (1) | 0.004 (1) | 0.022 (1) | 0.001 (1) |
C5 | 0.032 (1) | 0.065 (2) | 0.059 (2) | 0.010 (1) | 0.019 (1) | 0.008 (1) |
C6 | 0.033 (1) | 0.069 (2) | 0.068 (2) | −0.000 (1) | 0.029 (1) | 0.000 (1) |
C7 | 0.034 (1) | 0.049 (1) | 0.050 (1) | −0.006 (1) | 0.027 (1) | −0.008 (1) |
C8 | 0.043 (1) | 0.061 (2) | 0.062 (2) | −0.014 (1) | 0.037 (1) | −0.006 (1) |
C9 | 0.053 (2) | 0.051 (2) | 0.058 (2) | −0.012 (1) | 0.039 (1) | 0.002 (1) |
C10 | 0.043 (1) | 0.044 (1) | 0.052 (1) | −0.002 (1) | 0.030 (1) | 0.005 (1) |
C11 | 0.031 (1) | 0.035 (1) | 0.036 (1) | −0.0013 (9) | 0.021 (1) | −0.0054 (9) |
C12 | 0.033 (1) | 0.036 (1) | 0.035 (1) | 0.0002 (9) | 0.020 (1) | −0.0027 (9) |
C13 | 0.040 (1) | 0.046 (1) | 0.042 (1) | 0.002 (1) | 0.029 (1) | 0.012 (1) |
C14 | 0.041 (1) | 0.034 (1) | 0.047 (1) | −0.0019 (9) | 0.033 (1) | 0.004 (1) |
C15 | 0.065 (2) | 0.042 (1) | 0.061 (2) | −0.012 (1) | 0.049 (1) | −0.006 (1) |
C16 | 0.113 (3) | 0.047 (2) | 0.109 (3) | −0.003 (2) | 0.095 (2) | −0.005 (2) |
C17 | 0.107 (3) | 0.050 (2) | 0.154 (3) | 0.003 (2) | 0.115 (3) | 0.004 (2) |
C18 | 0.060 (2) | 0.055 (2) | 0.119 (3) | −0.005 (1) | 0.069 (2) | 0.008 (2) |
C19 | 0.047 (1) | 0.036 (1) | 0.064 (2) | −0.005 (1) | 0.038 (1) | 0.001 (1) |
C20 | 0.032 (1) | 0.051 (2) | 0.039 (1) | −0.001 (1) | 0.022 (1) | −0.004 (1) |
C21 | 0.032 (1) | 0.042 (1) | 0.037 (1) | −0.004 (1) | 0.021 (1) | −0.003 (1) |
C22 | 0.058 (2) | 0.050 (1) | 0.058 (2) | −0.001 (1) | 0.039 (1) | −0.000 (1) |
C23 | 0.105 (2) | 0.062 (2) | 0.078 (2) | −0.000 (2) | 0.065 (2) | 0.018 (2) |
C24 | 0.094 (2) | 0.091 (3) | 0.053 (2) | −0.013 (2) | 0.051 (2) | 0.002 (2) |
C25 | 0.076 (2) | 0.081 (2) | 0.048 (2) | −0.023 (2) | 0.043 (2) | −0.018 (2) |
C26 | 0.052 (1) | 0.052 (2) | 0.047 (1) | −0.015 (1) | 0.033 (1) | −0.010 (1) |
Geometric parameters (Å, º) top
Sm1—O1 | 2.318 (2) | C11—C12 | 1.439 (4) |
Sm1—O1i | 2.318 (2) | C13—C14 | 1.488 (5) |
Sm1—O4 | 2.270 (2) | C14—C15 | 1.391 (4) |
Sm1—O4i | 2.270 (2) | C14—C19 | 1.395 (3) |
Sm1—N1 | 2.681 (1) | C15—C16 | 1.374 (7) |
Sm1—N1i | 2.681 (1) | C16—C17 | 1.373 (5) |
Sm1—N2 | 2.652 (2) | C17—C18 | 1.366 (5) |
Sm1—N2i | 2.652 (2) | C18—C19 | 1.404 (6) |
Na1—O2 | 2.383 (3) | C20—C21 | 1.493 (4) |
Na1—O2i | 2.383 (3) | C21—C22 | 1.389 (4) |
Na1—O5ii | 2.348 (2) | C21—C26 | 1.394 (4) |
Na1—O5iii | 2.348 (2) | C22—C23 | 1.376 (6) |
O1—C13 | 1.272 (3) | C23—C24 | 1.374 (6) |
O2—C13 | 1.250 (3) | C24—C25 | 1.357 (5) |
O3—C19 | 1.341 (4) | C25—C26 | 1.396 (5) |
O4—C20 | 1.255 (3) | O3—H(17) | 0.9782 |
O5—Na1iv | 2.348 (2) | O6—H(18) | 0.9527 |
O5—C20 | 1.250 (3) | C1—H(1) | 0.9800 |
O6—C26 | 1.343 (3) | C2—H(2) | 0.9800 |
N1—C1 | 1.327 (4) | C3—H(3) | 0.9800 |
N1—C12 | 1.364 (4) | C5—H(4) | 0.9800 |
N2—C10 | 1.326 (4) | C6—H(5) | 0.9800 |
N2—C11 | 1.361 (2) | C8—H(6) | 0.9800 |
C1—C2 | 1.391 (3) | C9—H(7) | 0.9800 |
C2—C3 | 1.360 (6) | C10—H(8) | 0.9800 |
C3—C4 | 1.396 (5) | C15—H(9) | 0.9800 |
C4—C5 | 1.431 (5) | C16—H(10) | 0.9800 |
C4—C12 | 1.406 (3) | C17—H(11) | 0.9800 |
C5—C6 | 1.331 (5) | C18—H(12) | 0.9800 |
C6—C7 | 1.429 (3) | C22—H(13) | 0.9800 |
C7—C8 | 1.399 (5) | C23—H(14) | 0.9800 |
C7—C11 | 1.411 (4) | C24—H(15) | 0.9800 |
C8—C9 | 1.350 (3) | C25—H(16) | 0.9800 |
C9—C10 | 1.402 (5) | | |
| | | |
O1i—Sm1—O1 | 92.05 (8) | C11—N2—C10 | 117.2 (2) |
O4—Sm1—O1 | 95.70 (8) | N2—C10—C9 | 123.6 (2) |
O4i—Sm1—O1 | 149.04 (6) | N2—C11—C12 | 118.4 (2) |
N1—Sm1—O1 | 73.22 (6) | N2—C11—C7 | 122.5 (2) |
N1i—Sm1—O1 | 74.28 (6) | C1—C2—C3 | 118.5 (3) |
N2—Sm1—O1 | 134.86 (5) | C2—C3—C4 | 119.9 (2) |
N2i—Sm1—O1 | 77.69 (7) | C3—C4—C12 | 117.7 (3) |
Sm1—O1—C13 | 142.5 (2) | C3—C4—C5 | 122.4 (2) |
O4—Sm1—O1i | 149.04 (6) | C12—C4—C5 | 119.8 (3) |
O4i—Sm1—O1i | 95.70 (8) | C4—C5—C6 | 121.1 (2) |
N1—Sm1—O1i | 74.28 (6) | C4—C12—C11 | 119.1 (3) |
N1i—Sm1—O1i | 73.22 (6) | C5—C6—C7 | 121.1 (3) |
N2—Sm1—O1i | 77.69 (7) | C6—C7—C11 | 119.7 (3) |
N2i—Sm1—O1i | 134.86 (5) | C6—C7—C8 | 122.6 (3) |
Sm1—O1i—C13i | 142.5 (2) | C11—C7—C8 | 117.7 (2) |
O4i—Sm1—O4 | 92.88 (7) | C7—C8—C9 | 119.7 (3) |
N1—Sm1—O4 | 79.39 (6) | C7—C11—C12 | 119.1 (2) |
N1i—Sm1—O4 | 137.70 (7) | C8—C9—C10 | 119.1 (3) |
N2—Sm1—O4 | 75.63 (8) | C13—C14—C15 | 121.2 (2) |
N2i—Sm1—O4 | 76.09 (6) | C13—C14—C19 | 120.2 (2) |
Sm1—O4—C20 | 171.1 (2) | C19—C14—C15 | 118.6 (3) |
N1—Sm1—O4i | 137.70 (7) | C14—C15—C16 | 121.6 (3) |
N1i—Sm1—O4i | 79.39 (6) | C14—C19—C18 | 119.4 (3) |
N2—Sm1—O4i | 76.09 (6) | C15—C16—C17 | 119.1 (4) |
N2i—Sm1—O4i | 75.63 (8) | C16—C17—C18 | 121.2 (5) |
Sm1—O4i—C20i | 171.1 (2) | C17—C18—C19 | 120.0 (3) |
N1i—Sm1—N1 | 132.46 (5) | C20—C21—C22 | 120.4 (3) |
N2—Sm1—N1 | 61.67 (7) | C20—C21—C26 | 121.2 (2) |
N2i—Sm1—N1 | 139.49 (8) | C26—C21—C22 | 118.4 (3) |
Sm1—N1—C1 | 123.8 (2) | C21—C22—C23 | 121.1 (3) |
Sm1—N1—C12 | 118.7 (2) | C21—C26—C25 | 120.1 (3) |
N2—Sm1—N1i | 139.49 (8) | C22—C23—C24 | 119.4 (3) |
N2i—Sm1—N1i | 61.67 (7) | C23—C24—C25 | 121.4 (4) |
Sm1—N1i—C1i | 123.8 (2) | C24—C25—C26 | 119.6 (3) |
Sm1—N1i—C12i | 118.7 (2) | H(17)—O3—C19 | 109.5597 |
N2i—Sm1—N2 | 138.48 (6) | H(18)—O6—C26 | 111.0010 |
Sm1—N2—C10 | 122.4 (1) | N1—C1—H(1) | 117.4796 |
Sm1—N2—C11 | 119.8 (2) | N2—C10—H(8) | 117.8832 |
Sm1—N2i—C10i | 122.4 (1) | H(1)—C1—C2 | 118.0856 |
Sm1—N2i—C11i | 119.8 (2) | C1—C2—H(2) | 120.6900 |
Na1—O2—C13 | 119.3 (2) | H(2)—C2—C3 | 120.8132 |
O2i—Na1—O2 | 132.90 (9) | C2—C3—H(3) | 120.4447 |
O5ii—Na1—O2 | 94.0 (1) | H(3)—C3—C4 | 119.6707 |
O5iii—Na1—O2 | 108.81 (8) | C4—C5—H(4) | 119.3456 |
Na1—O2i—C13i | 119.3 (2) | H(4)—C5—C6 | 119.5366 |
O5ii—Na1—O2i | 108.81 (8) | C5—C6—H(5) | 119.6640 |
O5iii—Na1—O2i | 94.0 (1) | H(5)—C6—C7 | 119.2290 |
O5iii—Na1—O5ii | 121.27 (9) | C7—C8—H(6) | 120.0951 |
Na1—O5ii—C20ii | 136.0 (2) | H(6)—C8—C9 | 120.1908 |
Na1—O5iii—C20iii | 136.0 (2) | C8—C9—H(7) | 120.2810 |
O1—C13—O2 | 123.1 (3) | C9—C10—H(8) | 118.5311 |
O1—C13—C14 | 117.7 (2) | H(7)—C9—C10 | 120.5726 |
O2—C13—C14 | 119.2 (3) | C14—C15—H(9) | 119.1220 |
O3—C19—C14 | 122.1 (3) | H(9)—C15—C16 | 119.2397 |
O3—C19—C18 | 118.5 (2) | C15—C16—H(10) | 120.6795 |
O4—C20—O5 | 123.9 (3) | H(10)—C16—C17 | 120.2617 |
O4—C20—C21 | 117.2 (2) | C16—C17—H(11) | 118.9731 |
C20—O5—Na1iv | 136.0 (2) | C17—C18—H(12) | 119.8621 |
O5—Na1iv—O2iv | 94.0 (1) | H(11)—C18—C18 | 119.7792 |
O5—Na1iv—O2v | 108.81 (8) | H(12)—C18—C19 | 120.1727 |
O5—Na1iv—O5i | 121.27 (9) | C21—C22—H(13) | 119.0956 |
O5—C20—C21 | 118.9 (2) | H(13)—C22—C23 | 119.8051 |
O6—C26—C21 | 121.8 (3) | C22—C23—H(14) | 120.7796 |
O6—C26—C25 | 118.1 (3) | H(14)—C23—C24 | 119.8516 |
C12—N1—C1 | 116.8 (2) | C23—C24—H(15) | 119.5326 |
N1—C1—C2 | 124.4 (3) | C24—C25—H(16) | 120.4757 |
N1—C12—C11 | 118.3 (2) | H(15)—C24—C25 | 119.0881 |
N1—C12—C4 | 122.6 (3) | H(16)—C25—C26 | 119.8892 |
Symmetry codes: (i) −x+1, y, −z+1/2; (ii) x, y−1, z; (iii) −x+1, y−1, −z+1/2; (iv) x, y+1, z; (v) −x+1, y+1, −z+1/2. |
Hydrogen-bond geometry (Å, º) top
D—H···A | D—H | H···A | D···A | D—H···A |
O3—H17···O2 | 0.98 | 1.71 | 2.566 (4) | 144 |
O6—H18···O5 | 0.95 | 1.74 | 2.560 (4) | 142 |