IUPAC:2-[(1E,3E)-5-[(2E)-3,3-dimethyl-1-(3,6,9,12-tetraoxapentadec-14-yn-1-yl)-2,3-dihydro-1H-indol-2-ylidene]penta-1,3-dien-1-yl]-1,3,3-trimethyl-3H-indol-1-ium chloride
IUPAC:2-[(1E,3E)-5-[(2E)-3,3-dimethyl-1-(3,6,9,12-tetraoxapentadec-14-yn-1-yl)-2,3-dihydro-1H-indol-2-ylidene]penta-1,3-dien-1-yl]-1,3,3-trimethyl-3H-indol-1-ium chloride