You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule ethyl 2-[(3-chloro-1-benzothiophene-2-carbonyl)amino]-5,6-dihydro-4H-thieno[2,3-b]thiopyran-3-carboxylate ?
user
C19H16ClNO3S3
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