3,5-diamino-1,2,4-triazole-1-carboxamide

[(氨基羰基)亚肼基]乙酸

pyrazole-1-carboxamide

[[2-bromo-1-(4-bromophenyl)ethylidene]amino]urea

[(E)-[2-bromo-1-(4-phenylphenyl)ethylidene]amino]urea