6-(Difluoromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine-3-acetonitrile
3-(Difluoromethyl)-5-nitro-6-(trifluoromethoxy)pyridine-2-carboxylic acid
2-(Difluoromethyl)-4-methoxy-5-(trifluoromethoxy)pyridine-3-acetonitrile
2-(Difluoromethyl)-3-methoxy-5-(trifluoromethoxy)pyridine-6-carboxylic acid