Ethyl 3-methyl-2-nitro-4-(trifluoromethoxy)pyridine-5-acetate
2-Methyl-3-nitro-4-(trifluoromethoxy)pyridine-6-sulfonyl chloride
3-Methyl-6-nitro-2-(trifluoromethoxy)pyridine-5-carbonyl chloride
Ethyl 6-methyl-3-nitro-4-(trifluoromethoxy)pyridine-2-acetate