Methyl 2-amino-3-nitro-4-(trifluoromethoxy)pyridine-5-carboxylate
6-Amino-3-nitro-4-(trifluoromethoxy)pyridine-2-carboxylic acid
Methyl 3-amino-6-nitro-4-(trifluoromethoxy)pyridine-2-carboxylate
4-Amino-6-nitro-2-(trifluoromethoxy)pyridine-3-sulfonamide