4-(Bromomethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-5-carboxylic acid
2-(Bromomethyl)-3-methoxy-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
3-(Difluoromethyl)-4-methyl-6-nitro-2-(trifluoromethoxy)pyridine
3-(Bromomethyl)-6-(difluoromethyl)-2-methoxy-4-(trifluoromethoxy)pyridine