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 2-[(S)-[2-(4-methoxyphenyl)-5-methyl-1,3-oxazol-4-yl]methylsulfinyl]-N-(3-propan-2-yloxypropyl)acetamide .
user
C20H28N2O5S
assistant