4-anthracen-9-yl-2,6-dipyridin-2-ylpyridine

ethyl N-[[[(E)-1-pyridin-2-ylethylideneamino]carbamothioylamino]carbamothioyl]carbamate

1-pyridin-3-yl-3-[[(E)-1-pyridin-2-ylethylideneamino]carbamothioylamino]thiourea

4-(2-pyridin-2-ylquinolin-4-yl)thiomorpholine

1-[(2-chlorophenyl)carbamothioylamino]-3-[(E)-1-pyridin-2-ylethylideneamino]urea