You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule benzyl 2,2-dimethyl-3a,4,5,6,7,7a-hexahydro-[1,3]oxazolo[5,4-c]pyridine-1-carboxylate into molecular formula.
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C16H22N2O3
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