You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (2R)-2-[4-[methyl-[2-oxo-2-(propan-2-ylamino)ethyl]amino]piperidin-1-yl]-N-pyrimidin-2-ylpropanamide .
user
C18H30N6O2
assistant