5-(Fluoromethyl)-2-methoxy-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
3-Methoxy-6-methyl-4-(trifluoromethoxy)pyridine-2-carboxylic acid
4-(Fluoromethyl)-5-methoxy-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
5-Methoxy-2-methyl-3-(trifluoromethoxy)pyridine-4-carboxylic acid