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 (E)-5-amino-N-[(2R)-1-[(2R)-2-benzyl-4-methylsulfonylpiperazin-1-yl]-1-oxo-3-phenylmethoxypropan-2-yl]-N,5-dimethylhex-2-enamide .
user
C30H42N4O5S
assistant