Diphenyl-methanone Hydrazone, diphenyl hydrazone, Diphenyldiazomethane precursor, Benzophenoneimine N-amino, HYDRAZINE OF BENZOPHENONE, BENZOPHENONE HYDROZONE, diphenylketohydrazone, Benzophenone hydrazo, 1-Benzhydrylidenehydrazine, (Diphenylmethylene)hydrazine, diphenylketonehydrazone, diphenyl-methanonhydrazone, Methanone, diphenyl-, hydrazone, benzophenonehydrazone, Starting for diphenyldiazomethane