3-Amino-5-(difluoromethyl)-2-fluoro-6-(trifluoromethoxy)pyridine
3-Amino-4-(difluoromethyl)-2-fluoro-6-(trifluoromethoxy)pyridine
6-Amino-3-(difluoromethyl)-2-fluoro-4-(trifluoromethoxy)pyridine
2,3-Dimethoxy-6-(fluoromethyl)-4-(trifluoromethoxy)pyridine