You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[4-(1-methylpiperidin-4-yl)piperidin-1-yl]-4-[4-(2-oxo-1,4-dihydrothieno[3,4-d]pyrimidin-3-yl)piperidin-1-yl]-2-[[3-(trifluoromethyl)phenyl]methyl]butane-1,4-dione The above is the IUPAC name of a molecule. Write its molecular formula.
user
C34H44F3N5O3S
assistant