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 tert-butyl 4-[N'-[[2-(dimethylamino)pyridin-4-yl]methyl]carbamimidoyl]piperazine-1-carboxylate;hydroiodide .
user
C18H31IN6O2
assistant