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