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 methyl 5-[3-[(1R,2S,3R,5R)-2-(hydroxymethyl)-5-isocyano-3-(oxan-2-yloxy)cyclopentyl]propyl]thiophene-2-carboxylate is given. What is its corresponding molecular formula?
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C21H29NO5S
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