You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 4-[5-(1,2,3,4,4a,5,6,7,8,8a-decahydronaphthalen-2-yl)-1,3,4-oxadiazol-2-yl]butanoic acid by IUPAC nomenclature, provide its molecular formula.
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C16H24N2O3
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