You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (3aR,6aS)-2-[(2-methyl-1,3-thiazol-4-yl)methyl]-5-[(5-methylthiophen-2-yl)methyl]-3a,4,6,6a-tetrahydro-3H-pyrrolo[3,4-d][1,2]thiazole 1,1-dioxide .
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C16H21N3O2S3
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