苯肼 、
Methyl 2-hydroxy-4-[[4-[(3-hydroxy-4-methoxycarbonylphenyl)carbamothioylamino]phenyl]carbamothioylamino]benzoate 以
甲醇 为溶剂,
生成 4-[[[4-[[N-[4-(N-anilino-C-hydroxycarbonimidoyl)-3-hydroxyphenyl]-C-sulfanylcarbonimidoyl]amino]anilino]-sulfanylmethylidene]amino]-2-hydroxy-N-phenylbenzenecarbohydrazonic acid