You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named (4aS,7S,7aR)-N-[(1S,2S)-2-chloro-1-[(2R,4R,5R)-3,4,5-trihydroxy-6-methylsulfanyloxan-2-yl]propyl]-2,4a,5,6,7,7a-hexahydropyrano[2,3-c]pyrrole-7-carboxamide is given. What is its corresponding molecular formula?
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C17H27ClN2O6S
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