You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule ethyl 1-[N'-methyl-N-[(4-pyrrolidin-1-yloxan-4-yl)methyl]carbamimidoyl]piperidine-3-carboxylate;hydroiodide ?
user
C20H37IN4O3
assistant