N'-[(2Z)-4-Oxo-4-phenyl-but-2-en-2-yl]pyridine-4-carbohydrazide.

There are significant twists in the title compound, C(16)H(15)N(3)O(2), as seen in the dihedral angle between the benzene and adjacent but-2-enal group [29.26 (4)°] and between the pyridine ring and amide group [24.79 (6)°].