HCID 71315025Potassium 1-{6-[(2,5-dioxopyrrolidin-1-yl)oxy]-6-oxohexyl}-2-[(1E,3E,5E)-5-(1-{6-[(2,5-dioxopyrrolidin-1-yl)oxy]-6-oxohexyl}-3,3-dimethyl-5-sulfonato-1,3-dihydro-2H-indol-2-ylidene)penta-1,3-dien-1-yl]-3,3-dimethyl-3H-indol-1-ium-5-sulfonate · CAS 252255-42-8 · CID 71315025 · C45H51KN4O14S2