ADAMANTANE DERIVATIVE, PROCESS FOR PRODUCING THE SAME, AND USE THEREOF

摘要

<IMG> (?) A compound represented by general formula (?) or an innocuous salt thereof, a process for producing the same, and a schizophrenia remedy containing the same as the active ingredient (wherein the nitrogeneous ring B represents 3-azabicyclo ¢3.2.2 ! nonan-3-yl or 4-azatricyclo ¢4.3.1.1 3.8 ! undecan-4-yl: and R represents hydrogen, lower alkyl, lower alkoxy, hydroxy or halogen). The above compound and salt have a high affinity for sigma-binding sites and are useful as an antischizophrenic drug.