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