Methyl 4-(aminomethyl)-3-hydroxy-5-(trifluoromethoxy)pyridine-2-acetate
Methyl 4-(aminomethyl)-6-hydroxy-2-(trifluoromethoxy)pyridine-3-acetate
3-(Bromomethyl)-2-(difluoromethyl)-4-hydroxy-6-(trifluoromethoxy)pyridine
4-(Difluoromethyl)-3-iodo-5-nitro-2-(trifluoromethoxy)pyridine