3-Methyl-2-nitro-4-(trifluoromethoxy)pyridine-5-carboxylic acid
3-Methyl-6-nitro-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
Ethyl 2-methyl-3-nitro-5-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 4-methyl-6-nitro-3-(trifluoromethoxy)pyridine-2-carboxylate