6-甲基-5-氰基-4-氨基嘧啶

2-(4-吡啶)-1,3,5-三嗪

2-(4-pyridyl)-4-methyl-1,3,5-triazine

N-亚胺代甲酰基-L-谷氨酸

N-(aminomethylidene)-5-ethoxy-2-phenyl-1,3-oxazole-4-carboxamide