You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[5-(4-methylphenyl)-1,3-oxazol-2-yl]-N-[4-(2-methylpiperidin-1-yl)butyl]propanamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H33N3O2
assistant