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system
Provide the molecular formula for the IUPAC named substance trisodium;1-[6-(2,5-dioxopyrrolidin-1-yl)oxy-6-oxohexyl]-2-[5-[1-(2-methoxyethyl)-3-methyl-5-sulfo-3-(3-sulfopropyl)indol-2-ylidene]penta-1,3-dienyl]-3-methyl-3-(3-sulfonatopropyl)indol-1-ium-5-sulfonate .
user
C42H52N3Na3O17S4+2
assistant