The present invention provides a novel compound having a superior Na+ channel inhibitory activity. Namely, it provides a compound represented by the following formula (I), a salt thereof or a hydrate of them.
In the formula, the ring A represents a ring represented by the formula:
(wherein R1 represents a hydrogen atom etc.; and R2 represents indicates a hydrogen atom and the like) etc.; W represents an optionally substituted C1-6 alkylene group etc.; Z represents an optionally substituted C6-14 aromatic hydrocarbon cyclic group etc.; and l represents an integer from 0 to 6.
本发明提供了一种具有优越的Na+通道抑制活性的新化合物。即,提供了以下公式(I)表示的化合物,其盐或其
水合物。在公式中,环A表示以下公式表示的环:(其中R1表示氢原子等;R2表示表示氢原子等)等;W表示可选取代的C1-6烷基等;Z表示可选取代的C6-14芳香族
环烃基等;l表示0至6的整数。