5-Methoxy-3-nitro-4-(trifluoromethoxy)pyridine-2-sulfonamide
2-Methoxy-5-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-3-acetonitrile
5-Methoxy-3-nitro-4-(trifluoromethoxy)pyridine-2-acetic acid
6-(Difluoromethyl)-3-methoxy-4-(trifluoromethoxy)pyridine-2-acetonitrile