You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 2-[[2-(4-chlorophenyl)-4-hydroxy-3-methyl-1-phenylpyrrolo[2,3-c]pyridine-5-carbonyl]amino]acetic acid .
user
C23H18ClN3O4
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