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 N-[3-(dimethylamino)propyl]-4-[4-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)anilino]benzamide .
user
C21H23F6N3O2
assistant