2,4-喹唑啉二酮

{1-[(4-溴苯基)氨基]亚乙基}丙二腈

2-[1-(methylamino)ethylidene]propanedinitrile

5-Amino-3-methyl-1H-pyrazole-4-carboxamide sulfate (1:1)

5-amino-3-methyl-1-phenylpyrazole-4-carboxamide