5-Methyl-3-nitro-2-(trifluoromethoxy)pyridine-4-carboxylic acid
Ethyl 5-(aminomethyl)-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-acetate
3-Methyl-5-nitro-4-(trifluoromethoxy)pyridine-2-carboxylic acid
3-(Difluoromethyl)-4-nitro-5-(trifluoromethoxy)pyridine-2-methanol