5-Amino-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-acetic acid
2-Amino-5-(difluoromethyl)-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
3-Amino-4-(difluoromethyl)-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
6-Amino-4-(difluoromethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine