IUPAC:2-[7-(3-{6-[(2,5-dioxopyrrolidin-1-yl)oxy]-6-oxohexyl}-1,1-dimethyl-1H,2H,3H-benzo[e]indol-2-ylidene)hepta-1,3,5-trien-1-yl]-1,1,3-trimethyl-1H-benzo[e]indol-3-ium chloride
IUPAC:2-[7-(3-{6-[(2,5-dioxopyrrolidin-1-yl)oxy]-6-oxohexyl}-1,1-dimethyl-1H,2H,3H-benzo[e]indol-2-ylidene)hepta-1,3,5-trien-1-yl]-1,1,3-trimethyl-1H-benzo[e]indol-3-ium chloride