(E)-N′-[1-(Thio­phen-2-yl)ethyl­idene]isonicotinohydrazide

In the title compound, C₁₂H₁₁N₃OS, the dihedral angle between the pyridine and thio­phene rings is 46.70 (9)° and the C—N—N—C torsion angle is 178.61 (15)°. In the crystal, inversion dimers linked by pairs of N—H...O hydrogen bonds generate R₂²(8) loops.

1H-Indole-3-carbaldehyde

In the title compound, C₉H₇NO, the benzene ring forms a dihedral angle of 3.98 (12)° with the pyrrole ring. In the crystal, N–H...O hydrogen bonds links the mol­ecules into chains which run parallel to [02-1].