| 摘要 |
The invention provides a compound for the treatment or prophylaxis of pathology involving SNS, specifically diseases such as neuropathic pain, nociceptive pain, dysuria, multiple sclerosis and the like. The compound is represented by formula (1) or a pharmaceutically acceptable salt thereof wherein R1 is a hydrogen atom or the like, L is a single bond, -O- or the like, R2 is a phenyl group or the like, X is a carbon atom or a nitrogen atom, and R3, R4, R5a, R5b, R6 and R7 are each independently a substituted or unsubstituted alkyl group or the like:
|
