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 (2R)-N-[(2S)-1-[[(E,3S)-2,5-dimethyl-6-oxo-6-piperidin-1-ylhex-4-en-3-yl]-methylamino]-3-methyl-1-oxobutan-2-yl]-1-propan-2-ylpiperidine-2-carboxamide .
user
C28H50N4O3
assistant