专利号:RU-2126386-C1 优先权日:1991-08-21 标 题:Benzo-[f]-quinolinones, method of inhibition, method of synthesis of benzo-[f]-quinolinones, method of racemates splitting and di-p-toluoyl-(d)- or (l)-tartaric acid salt
专利号:CN-115010652-A 优先权日:2022-07-14 标题:A kind of synthesis technique of piperidine derivative intermediate