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