You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
ethane;2-[5-[1,1,1,3,3,3-hexafluoro-2-(4-hydroxy-3-phenacylphenyl)propan-2-yl]-2-hydroxyphenyl]-1-phenylethanone is the IUPAC name of a molecule. Please give its molecular formula.
user
C35H34F6O4
assistant