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system
Provide the molecular formula for the IUPAC named substance (2Z)-3-[6-[5-[4-[4-[bis(2-chloroethyl)amino]phenyl]butanoylamino]pentylamino]-6-oxohexyl]-2-[(2E,4E)-5-[3,3-dimethyl-5-sulfo-1-(3-sulfopropyl)indol-1-ium-2-yl]penta-2,4-dienylidene]-3-methyl-1-(3-sulfopropyl)indole-5-sulfonic acid .
user
C55H76Cl2N5O14S4+
assistant