Methyl 2-(difluoromethyl)-3-methoxy-4-(trifluoromethoxy)pyridine-6-carboxylate
4-(Chloromethyl)-2-methoxy-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
Methyl 5-(chloromethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-6-carboxylate
5-(Difluoromethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-6-carboxylic acid