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 N-(4-methyl-3-methylsulfonylphenyl)-3,3a,4,5,6,6a-hexahydro-1H-cyclopenta[c]pyrrole-2-carboxamide into molecular formula.
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C16H22N2O3S
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