You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name 3-[[3-[4-(difluoromethoxy)phenyl]-[1,2,4]triazolo[4,3-a]pyrazin-5-yl]oxy]-2-(2-methoxyphenyl)propan-1-ol ?
user
C22H20F2N4O4
assistant