2,6-Bis(4-(trifluoromethoxy)phenyl)-4-(difluoromethoxy)pyridine
2,6-Bis(3-(trifluoromethoxy)phenyl)-4-(difluoromethoxy)pyridine
2,6-Bis(2-(trifluoromethoxy)phenyl)-4-(difluoromethoxy)pyridine
2,4-Bis(2,3-difluorophenyl)-3-(difluoromethoxy)-6-(trifluoromethyl)pyridine