英文名称
4-[2-[3-[1,1-Dimethyl-3-(3-sulfonatobutyl)benzo[e]indol-3-ium-2-yl]prop-2-enylidene]-1,1-dimethylbenzo[e]indol-3-yl]butane-2-sulfonate;[2-[5-[1,1-dimethyl-3-(sulfonatomethyl)benzo[e]indol-3-ium-2-yl]penta-2,4-dienylidene]-1,1-dimethylbenzo[e]indol-3-yl]methanesulfonate