| 摘要 |
A compound of formula (II): in which— R3 and R4 each independently represent hydrogen or C1-6 alkyl; p represent 0 or 1; and R represents a five- or six-membered saturated or unsaturated ring selected from: R represents a five- or six-membered substituted or unsubstituted unsaturated ring selected from: wherein R1 and R2 together represent an oxo group, or R1 and R2 each represent hydrogen, methoxy or ethoxy, or R1 and R2 together with the interjacent carbon atom represent a 1,3-dioxolane or 1,3-dioxane ring, attached via the 2 position and optionally bearing one or more methyl or ethyl groups; or a salt thereof, which is suitable for the treatment of anxiety and depression. |
