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,6aR)-1-[5-(2-methyl-1,3-thiazol-4-yl)thiophen-2-yl]sulfonyl-3,3a,4,5,6,6a-hexahydro-2H-cyclopenta[b]pyrrole-2-carboxylic acid into molecular formula.
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C16H18N2O4S3
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