You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule ethyl 1-[N'-methyl-N-[[2-(piperidin-1-ylmethyl)phenyl]methyl]carbamimidoyl]piperidine-4-carboxylate into molecular formula.
user
C23H36N4O2
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