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 (2R)-2-[[2-(3,4-dichloro-N-(4-methylphenyl)sulfonylanilino)acetyl]-(2-phenylethyl)amino]-N-methylpropanamide into molecular formula.
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C27H29Cl2N3O4S
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