4-((4-Aminophenyl)(4-iminocyclohexa-2,5-dien-1-ylidene)methyl)aniline mononitrate 479-73-2 61467-64-9 Benzenamine, 4-((4-aminophenyl)(4-imino-2,5-cyclohexadien-1-ylidene)methyl)-, mononitrate EINECS 262-806-0 Fuchsin nitrate Parafuchsine, nitric acid salt