You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3S)-5-(4-chlorophenyl)-2-(4-pyridin-2-yl-1,3-thiazol-2-yl)-3-(trifluoromethyl)-4H-pyrazol-3-ol The above is the IUPAC name of a molecule. Write its molecular formula.
user
C18H12ClF3N4OS
assistant