2-Amino-5-nitro-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
3-Amino-2-nitro-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
6-Amino-2-nitro-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
6-Amino-2-nitro-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine