| abstract |
Amide derivatives of formula (1) and their pharmaceutically acceptable salts (where a and b each represent 0, 1, 2 or 3 such that a + b = 0, 1, 2 or 3, the dotted line represents an optional double bond, A is an optionally substituted C1-2-alkylene chain, R is mono or bicyclic aryl or heteroaryl radical, R1 is hydrogen or lower alkyl, R2 is an aryl, aralkyl, heteroaryl or heteroarylalkyl and -CONR3R4 represents a specified amide group) are 5-HT¿1A? binding agents and may be used, for example, as anxiolytics. |