6-Amino-2-(difluoromethyl)-3-fluoro-4-(trifluoromethoxy)pyridine
2-Amino-6-(difluoromethyl)-4-fluoro-3-(trifluoromethoxy)pyridine
3-Amino-6-chloro-2-(trifluoromethoxy)pyridine-4-sulfonamide
2,3-Dimethyl-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine