英文名称
potassium;3-[3-[6-(2,5-dioxopyrrolidin-1-yl)oxy-6-oxohexyl]-2-[5-[3-[6-(2,5-dioxopyrrolidin-1-yl)oxy-6-oxohexyl]-9-(3-sulfonatopropyl)-[1,3]oxazolo[5,4-b]carbazol-3-ium-2-yl]penta-2,4-dienylidene]-[1,3]oxazolo[5,4-b]carbazol-9-yl]propane-1-sulfonate