3-乙氧亚甲基-2,4-戊二酮

4-acetyl-1-benzoyl-3-methyl-1H-pyrazole

盐酸氨基脲

4-[N-(diaminomethylideneamino)-C-methylcarbonimidoyl]-3-methylpyrazole-1-carboximidamide

苯肼