You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
6-methyl-2-[(2-oxopyrrolidin-1-yl)methyl]-4,4-bis(trifluoromethyl)-1H-pyrimidine-5-carbonitrile The above is the IUPAC name of a molecule. Write its molecular formula.
user
C13H12F6N4O
assistant