organic compounds
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In the title compound, C15H16ClNO2S2, the 2H-chromene ring system is nearly planar, with a maximum deviation of 0.023 (2) Å. In the crystal, C—HO hydrogen bonds give R21(7) motifs, which generate [100] chains. C—Hπ and π–π interactions between chromene moieties [shortest ring centroid–centroid distance = 3.6199 (13) Å] consolidate the packing.