IUPAC:2-[3-(1-{5-[(3-azidopropyl)carbamoyl]pentyl}-3,3-dimethyl-5-sulfo-2,3-dihydro-1H-indol-2-ylidene)prop-1-en-1-yl]-1,3,3-trimethyl-3H-indol-1-ium-5-sulfonate
IUPAC:2-[3-(1-{5-[(3-azidopropyl)carbamoyl]pentyl}-3,3-dimethyl-5-sulfo-2,3-dihydro-1H-indol-2-ylidene)prop-1-en-1-yl]-1,3,3-trimethyl-3H-indol-1-ium-5-sulfonate