You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-chloro-N-[[(5R)-3-[1-(4-fluorophenyl)pyrazol-3-yl]-4,5-dihydro-1,2-oxazol-5-yl]methyl]-5-(trifluoromethyl)pyridin-2-amine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H14ClF4N5O
assistant