ACETYLCHOLINESTERASE INHIBITOR COMPOUNDS AND 5HT4 SEROTONERGIC RECEPTOR AGONISTS, WITH PROMNESIA EFFECT, METHODS FOR THE PREPARATION THEREOF AND PHARMACEUTICAL COMPOSITIONS CONTAINING SAME

摘要

Compounds are provided according to Formula (I) as well as their enantiomers and their racemics, their acid salts, their hydrates or their solvation products. Among a large number of possible meanings, X represents a halogen, Y an oxygen atom; all of the coefficients m, n, r and s have the value 1, R represents an ethyl and R′ a cycloalkyl. The invention also includes Methods of preparing the above compounds and the pharmaceutical compositions containing them also are provided.