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system
Name the molecular formula for the molecule established as (2R)-2-[[2-(5-chloro-2-methyl-N-methylsulfonylanilino)acetyl]-[(3,4-dichlorophenyl)methyl]amino]-N-cyclopentyl-3-phenylpropanamide using the IUPAC nomenclature.
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C31H34Cl3N3O4S
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