You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-chloro-2-[1-(difluoromethoxy)-2,2,2-trifluoroethyl]-1-(6-methoxy-2-methylpyridin-3-yl)-2,4-dihydropyrimidine is the IUPAC name of a molecule. Please give its molecular formula.
user
C14H15ClF5N3O2
assistant