abstract |
The present invention relates to compounds of formula (I), wherein R 1 , R 2 and R 3 are as defined in the claims. The compounds have a particular affinity for the GABA A receptor and are therefore useful for treating and preventing diseases regulated by the α 1 -GABA A and α 2 -GABA A receptors.n n n Anxiety, Epilepsy, Sleep Disorder, Insomnia, Stable-Hypnosis, Anesthesia, Muscle Relaxation |