| abstract |
Medication that interacts with the central histaminergic systems. Claim 1: Compounds of formula (1) wherein ALK represents an alkylene chain, W represents a group -N (R ') C (= O) R or -C (= O) N (R') R in which R and R 'represent, independently of each other, a hydrogen atom or a linear or branched C1-6 alkyl group optionally substituted with one or more groups chosen from halogen, hydroxy and alkoxy, it being understood that the term alkylene designates a bivalent radical , linear or branched, containing 2 to 6 carbon atoms, the term "alkoxy" means an alkyl-oxy group whose alkyl chain, linear or branched, contains 1 to 6 carbon atoms, their enantiomers and diastereoisomers, as well as their salts of addition to an acid or a pharmaceutically acceptable base. |