To provide a compound having a strong opening action for 2 to 5 channels of KCNQ. A compound represented by the formula (I). (X 1 and X 2 are N or the like R 11 is NH 2 or the like R 2 to R 5 are each independently a substituted or unsubstituted C 1 to C 4 alkyl group, etc . Y is a bond or the like R 8 is H or the like R 9 is C 1 to 6 Alkyl group etc.) Selection drawing None【課題】KCNQ2~5チャネルに対し強い開口作用を有する化合物の提供。【解決手段】式(I)で表される化合物。(X1、X2はN等;R11はNH2等;R2~R5は各々独立にハロゲンで置換/非置換のC1~4アルキル基等;Yは結合手等;R8はH等;R9はC1~6アルキル基等)【選択図】なし
