| abstract |
The present invention provides a compound having a structure represented by the following general formula I, and a pharmaceutically acceptable salt thereof, and a preparation method thereof, and a use for preparing a drug for treating a neurological disease or the like, The drug composition can treat nervous system diseases as a KCNQ potassium channel agonist. The compounds of the present invention have the same or better therapeutic effect as the compound Retigabine in the prior art, and are more easily synthesized and stored, and oxidative alteration does not readily occur. |