You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Can you give the molecular formula of the molecule (2S)-2-(3,5-dichloro-N-methylsulfonylanilino)-N-[[(3R)-2,3-dihydro-1,4-benzodioxin-3-yl]methyl]butanamide ?
user
C20H22Cl2N2O5S
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