N-[(4-methylcyclohexylidene)amino]pyridine-4-carboxamide

2,5-二(4-吡啶基)-1,3,4-?二唑

N-[(Z)-(2-chlorophenyl)methylideneamino]pyridine-4-carboxamide

1-prop-2-enyl-3-(pyridine-4-carbonylamino)thiourea

N'-环己基亚基异烟酰肼