You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (4-fluorophenyl)-[(2R)-2-(6-pyridin-4-yltriazolo[1,5-a]pyridin-3-yl)morpholin-4-yl]methanone into molecular formula.
user
C22H18FN5O2
assistant