You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3S,4R)-4-propan-2-yl-1-[4-(trifluoromethyl)pyridin-2-yl]pyrrolidin-3-amine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C13H18F3N3
assistant