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 (3-chlorophenyl)-[2-[4-ethyl-1-methyl-5-(3,4,5-trifluorophenyl)pyrazol-3-yl]pyrrolidin-1-yl]methanone .
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C23H21ClF3N3O
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