You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-(2-phenylethyl)-4-[6-piperidin-4-yl-3-[3-(trifluoromethyl)phenyl]pyridazin-4-yl]pyrimidin-2-amine ?
user
C28H27F3N6
assistant