You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2,2-dimethyl-3-oxo-3-[2-[4-(trifluoromethyl)phenyl]morpholin-4-yl]propanenitrile The above is the IUPAC name of a molecule. Write its molecular formula.
user
C16H17F3N2O2
assistant