You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3S)-4-amino-1-[(2S,3R,5R)-3,5-dimethyl-2-phenylmorpholin-4-yl]-3-methylbutan-1-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C17H26N2O2
assistant