IUPAC:3,3-dimethyl-1-{5-[(prop-2-yn-1-yl)carbamoyl]pentyl}-2-[5-(1,3,3-trimethyl-2,3-dihydro-1H-indol-2-ylidene)penta-1,3-dien-1-yl]-3H-indol-1-ium chloride
IUPAC:3,3-dimethyl-1-{5-[(prop-2-yn-1-yl)carbamoyl]pentyl}-2-[5-(1,3,3-trimethyl-2,3-dihydro-1H-indol-2-ylidene)penta-1,3-dien-1-yl]-3H-indol-1-ium chloride