英文名称
2-[(2E)-2-[(2E,4E)-5-[5-[2-[[2-[3-[3,3-dimethyl-5-sulfo-1-(sulfomethyl)indol-1-ium-2-yl]prop-2-enylidene]-3,3-dimethyl-1-(sulfomethyl)indol-5-yl]methylamino]-2-oxoethyl]-3,3-dimethyl-1-(sulfomethyl)indol-1-ium-2-yl]penta-2,4-dienylidene]-3,3-dimethyl-1-(sulfomethyl)indol-5-yl]acetic acid