You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as (4S)-4-propan-2-yl-3-[(2S)-2-(3,4,5-trimethoxyphenyl)pent-4-enoyl]-1,3-oxazolidin-2-one using the IUPAC nomenclature.
user
C20H27NO6
assistant