2,6-Bis(2-(trifluoromethoxy)phenyl)-4-(difluoromethoxy)pyridine
2,4-Bis(2,3-difluorophenyl)-3-(difluoromethoxy)-6-(trifluoromethyl)pyridine
3,5-Bis(2,3-difluorophenyl)-4-(difluoromethoxy)pyridine
3,5-Bis(2,3-difluorophenyl)-2-(difluoromethoxy)pyridine