You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-methyl-4-[[4-[(3-methyl-1,4-dihydro-2,3-benzoxazin-8-yl)oxy]-5-(trifluoromethyl)pyrimidin-2-yl]amino]-N-(1-methylpiperidin-4-yl)benzamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C28H31F3N6O3
assistant