4-(DIMETHYLAMINO)-1-((4-DIMETHYLAZANIUMYLIDENECYCLOHEXA-2,5-DIEN-1-YLIDENE)AMINO)-2-SULFONATOSULFANYLBENZENE
4-(dimethylamino)-1-((4-dimethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)amino)-2-sulfonatosulfanylbenzene