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system
Provide the molecular formula for the IUPAC named substance N-[2-[10,20-bis[2-[(1-hydroxy-2,2-dimethylpropylidene)amino]phenyl]-15-(1-methylimidazol-4-yl)-21,23-dihydroporphyrin-5-yl]phenyl]-2,2-dimethylpropanimidic acid .
user
C57H57N9O3
assistant