1,4-Diphenyl-3-thiocarbazide 1,4-Diphenyl-3-thiosemicarbazide 1,4-Diphenylthiosemicarbazide 1768-59-8 AI3-03696 Hydrazinecarbothioamide, N,2-diphenyl- NSC 406528 NSC 49341 Semicarbazide, 1,4-diphenyl-3-thio-