You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 1-[(2-chlorophenyl)methyl]-3-(furan-2-ylmethylsulfanyl)-4-(4-methoxyphenyl)pyrrole-2,5-dione into molecular formula.
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C23H18ClNO4S
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