You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2R)-2-methoxy-2,4-dimethyl-N-[4-[3-[(3R)-3-methylpiperidin-1-yl]propoxy]phenyl]pentanamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C23H38N2O3
assistant