You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-amino-1-[(S)-(3-fluoropyridin-2-yl)-[3-fluoro-4-(trifluoromethoxy)phenyl]methyl]-2H-pyridin-6-ol is the IUPAC name of a molecule. Please give its molecular formula.
user
C18H14F5N3O2
assistant