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 (1S,2S,3S,4S)-3-[(3-ethoxycarbonyl-5,6-dihydro-4H-cyclopenta[b]thiophen-2-yl)carbamoyl]-7-propan-2-ylidenebicyclo[2.2.1]heptane-2-carboxylic acid is given. What is its corresponding molecular formula?
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C22H27NO5S
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