发明授权
US5538985A Pyrrolidinone derivatives 失效
吡咯烷酮衍生物

Pyrrolidinone derivatives
摘要:
Antipsychotics and ischemic cerebral disease therapeutics comprising as an effective ingredient a compound represented by the following formula (1) or (2): ##STR1## or a salt thereof. These drugs do not induce extrapyramidal side effects.
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