IUPAC:1-[5-(hydrazinecarbonyl)pentyl]-3,3-dimethyl-2-[3-(1,3,3-trimethyl-2,3-dihydro-1H-indol-2-ylidene)prop-1-en-1-yl]-3H-indol-1-ium hydrochloride chloride
IUPAC:1-[5-(hydrazinecarbonyl)pentyl]-3,3-dimethyl-2-[3-(1,3,3-trimethyl-2,3-dihydro-1H-indol-2-ylidene)prop-1-en-1-yl]-3H-indol-1-ium hydrochloride chloride