| abstract |
Compounds of formula (I) wherein R and R1 are hydrogen, C1-4 alkyl or are linked to form a ring, A is a cycloalkyl or alkyl-cycloalkyl group, n is an integer from 0 to 3, W is an optionally substituted 5- or 6-membered heterocyclic ring; or W is an optionally substituted aryl, heteroaryl, aryloxy or thiophenoxy group; or W is a group -SO2NR6R7 -NHC(O)R6R7 or -C(O)NHR6R7; are useful in treating clinical conditions for which a "5-HT1-like" receptor agonist is indicated. |