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 2-[(7S)-5,7-dihydro-4H-thieno[2,3-c]pyran-7-yl]-N-[(2,4-dimethyl-1,3-thiazol-5-yl)sulfonyl]acetamide .
user
C14H16N2O4S3
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