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