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 (E)-1-cyano-2-[4-(dimethylamino)phenyl]-N-[[(2R,3S,4R,5R)-3,4,6-trihydroxy-5-methyloxan-2-yl]methyl]ethenesulfonamide is given. What is its corresponding molecular formula?
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C18H25N3O6S
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