N,N-diphenyl-hydrazinecarboxamide, Hydrazinecarboxamide,N-diphenyl, Semicarbazide,4-diphenyl, 4,4-Diphenylsemicarbazide, 4,4-Diphenylsemicarbazid, 4,4-Diphenyl-semicarbazol, Semicarbazide,4,4-diphenyl, Hydrazinecarboxamide,N,N-diphenyl, Hydrazinecarboxamide, N,N-diphenyl-