Methyl 2-iodo-5-nitro-3-(trifluoromethoxy)pyridine-4-carboxylate
3-(Difluoromethyl)-4-hydroxy-6-(trifluoromethoxy)pyridine-2-methanol
Methyl 6-iodo-4-nitro-3-(trifluoromethoxy)pyridine-2-carboxylate
2-Iodo-3-methyl-6-(trifluoromethoxy)pyridine-4-acetic acid