The invention relates to 3-aza-bicyclo[3.3.0]octane derivatives of the formula (I) wherein R1, R2, R3, and A are as described in the description and their use as orexin receptor antagonists.
这项发明涉及式(I)的3-aza-bicyclo[3.3.0]
辛烷衍
生物,其中R1、R2、R3和A如描述中所述,并且它们作为促进睡眠的受体拮抗剂的用途。