You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule (2S,5R)-2-[2-[(3R,4S)-4-ethenyl-3-hydroxy-3-phenylpyrrolidin-1-yl]propan-2-yl]-5-methylcyclohexan-1-one into molecular formula.
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C22H31NO2
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