You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl 2-ethyl-7,7-dimethyl-5-oxo-4-[4-(1-phenyltriazol-4-yl)phenyl]-1,4,4a,6,8,8a-hexahydroquinoline-3-carboxylate is the IUPAC name of a molecule. Please give its molecular formula.
user
C29H32N4O3
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