2-Methoxy-5-nitro-6-(trifluoromethoxy)pyridine-3-sulfonamide
6-(Fluoromethyl)-4-methoxy-2-nitro-3-(trifluoromethoxy)pyridine
4-(Fluoromethyl)-3-iodo-2-(trifluoromethoxy)pyridine-6-carboxylic acid
4-(Aminomethyl)-2-(difluoromethyl)-5-methoxy-3-(trifluoromethoxy)pyridine