IUPAC:2-[5-(1-{[4-(chloromethyl)phenyl]methyl}-3,3-dimethyl-2,3-dihydro-1H-indol-2-ylidene)penta-1,3-dien-1-yl]-1,3,3-trimethyl-3H-indol-1-ium chloride
IUPAC:2-[5-(1-{[4-(chloromethyl)phenyl]methyl}-3,3-dimethyl-2,3-dihydro-1H-indol-2-ylidene)penta-1,3-dien-1-yl]-1,3,3-trimethyl-3H-indol-1-ium chloride