You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(4-chlorophenyl)-[6-(trifluoromethyl)pyridin-3-yl]methanone;N,N-dimethyl-6-(trifluoromethyl)pyridine-3-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H16ClF6N3O2
assistant