6-Methoxy-2-nitro-4-(trifluoromethoxy)pyridine-3-acetic acid
6-(Aminomethyl)-3-(difluoromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine
6-Methoxy-3-nitro-4-(trifluoromethoxy)pyridine-2-acetic acid
2-(Aminomethyl)-3-(difluoromethyl)-4-methoxy-5-(trifluoromethoxy)pyridine