You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl 1-[N-ethyl-N'-[2-hydroxy-2-(4-methoxyphenyl)ethyl]carbamimidoyl]piperidine-4-carboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H29N3O4
assistant