N'-(Pyridin-4-ylmethylene)isonicotinohydrazide
(E)-N'-((2-Hydroxynaphthalen-1-yl)methylene)isonicotinohydrazide
N'-(4-Chloro-3-methylbenzoyl)isonicotinohydrazide
N'-((3-Hydroxy-5-(hydroxymethyl)-2-methylpyridin-4-yl)methylene)isonicotinohydrazide
