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system
Name the molecular formula for the molecule established as 4-[10,20-bis(4-carboxyphenyl)-15-[4-[2-[2-[2-[2-[2-(3,4-dihydroxyphenyl)ethylcarbamoyloxy]ethoxy]ethoxy]ethoxy]ethoxycarbonyl]phenyl]-21,23-dihydroporphyrin-5-yl]benzoic acid using the IUPAC nomenclature.
user
C65H55N5O15
assistant