A novel compound of the formula
wherein Ar represents a tetracyclic fused heterocyclic group which may be substituted; R¹ represents H or a hydrocarbon group which may be substituted; Y represents an amino or nitrogen-containing saturated heterocyclic group which may be substituted, its salt, inhibiting excellent cholinesterase inhibitory activity and monoamine uptake inhibitory activity, thus being useful as therapeutic and/or prophylactic medicaments of senile dementia.
一种新颖的式化合物
其中 Ar 代表可被取代的四环融合杂环基团;R¹ 代表 H 或可被取代的烃基团;Y 代表可被取代的
氨基或含氮饱和杂环基团,其盐具有优异的
胆碱酯酶抑制活性和单胺摄取抑制活性,因此可用作老年痴呆症的治疗和/或预防药物。