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 4-[(3S,4S)-1-(4-chlorobenzoyl)-4-hydroxypyrrolidin-3-yl]-N-(3,4-dichlorophenyl)piperazine-1-carboxamide into molecular formula.
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C22H23Cl3N4O3
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