4-Amino-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-acetic acid
2-Bromo-3-nitro-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
3-Bromo-6-methyl-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
3-Amino-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-acetic acid