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