Method for preparing acetylcholinesterase inhibitory compound having promnesia effect and 5HT4 serotonergic receptor agonist, and constituent drug composition thereof

摘要

Preparation method of acetylcholinesterase inhibitory compound and 5HT4 serotonergic receptor agonist and constituent drug composition thereof. The present invention relates to compounds of formula (I) such as neurogenic enantiomers: In most of the possible meanings, X represents halogen, Y represents an oxygen atom, m, n, r and s all have a value of 1, R represents methyl and R 'represents cycloalkyl. The present invention also includes a method for preparing the above compounds and a pharmaceutical composition constituting them. [Selection figure] None