IUPAC:2-[2-(3-{2-[1-(5-carboxypentyl)-3,3-dimethyl-2,3-dihydro-1H-indol-2-ylidene]ethylidene}cyclohex-1-en-1-yl)ethenyl]-1,3,3-trimethyl-3H-indol-1-ium chloride
IUPAC:2-[2-(3-{2-[1-(5-carboxypentyl)-3,3-dimethyl-2,3-dihydro-1H-indol-2-ylidene]ethylidene}cyclohex-1-en-1-yl)ethenyl]-1,3,3-trimethyl-3H-indol-1-ium chloride