2-(Fluoromethyl)-4-methoxy-3-(trifluoromethoxy)pyridine-5-carboxylic acid
3-(Bromomethyl)-2-methyl-5-nitro-6-(trifluoromethoxy)pyridine
2-(Fluoromethyl)-3-methoxy-5-(trifluoromethoxy)pyridine-6-carboxylic acid
2-(Fluoromethyl)-3-methoxy-4-(trifluoromethoxy)pyridine-5-carboxylic acid