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 (1R,3S)-3-[(1R,3S)-3-carboxycyclohexanecarbonyl]oxycarbonylcyclohexane-1-carboxylic acid is given. What is its corresponding molecular formula?
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C16H22O7
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