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 2-[3-(1-tert-butyl-3-methylazetidin-2-yl)-5-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)phenyl]-1,1,1,3,3,3-hexafluoropropan-2-ol .
user
C20H21F12NO2
assistant