You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 4-[5-(3-methyl-1,2,4-oxadiazol-5-yl)-3H-inden-1-yl]-N-[(3S)-piperidin-3-yl]-5-(trifluoromethyl)pyrimidin-2-amine .
user
C22H21F3N6O
assistant