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)-2-[6-benzyl-7-oxo-4-[(2R)-1-phenylmethoxypropan-2-yl]-3,6-dihydro-2H-azepin-1-yl]propanamide .
user
C26H32N2O3
assistant