7a-Substituted hexahydro-1H-pyrrolizine compounds having the formula ##STR1## wherein A is a defined heterocycle moiety, pharmaceutical compositions of these compounds, and use of said compositions to selectively control synaptic transmission in mammals.
7a-取代的六氢-1H-
吡咯啉化合物具有以下结构式##STR1##其中A是一个定义的杂环基团,这些化合物的药物组合物,以及利用所述组合物在哺乳动物中选择性控制突触传递。