2-Methyl-3-nitro-6-(trifluoromethoxy)pyridine-5-sulfonyl chloride
2-Methyl-3-nitro-5-(trifluoromethoxy)pyridine-4-sulfonyl chloride
3-Methyl-6-nitro-2-(trifluoromethoxy)pyridine-4-carbonyl chloride
5-Methyl-4-nitro-3-(trifluoromethoxy)pyridine-2-sulfonamide