You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-[(R)-(3,5-dimethoxyphenyl)-(1-methylimidazol-2-yl)methyl]-3-(trifluoromethyl)benzenesulfonamide into molecular formula.
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C20H20F3N3O4S
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