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-ethyl-1,3,4,6,7,11b-hexahydrobenzo[a]quinolizin-2-yl) propanoate;propanoyl propanoate is given. What is its corresponding molecular formula?
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C24H35NO5
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