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 [2-[(2R,6S)-2,6-dimethylpiperidin-1-yl]-2-oxoethyl] 2-amino-5-chlorobenzoate is given. What is its corresponding molecular formula?
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C16H21ClN2O3
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