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 (3S,4R)-4-[(4-chloro-2-methoxy-5-nitrobenzoyl)amino]-3-methoxypiperidine-1-carboxylic acid is given. What is its corresponding molecular formula?
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C15H18ClN3O7
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