You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule [2-(aminomethyl)cyclohexyl]-(4-methyl-3,4,4a,5,6,7,8,8a-octahydro-2H-quinolin-1-yl)methanone .
user
C18H32N2O
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