Synonyms: 8-Azaspiro[4.5]decane-7,9-dione,8-[4-[(3,4-dihydro-5-methoxy-2H-1-benzopyran-3-yl)propylamino]butyl]-,monohydrochloride (9CI); 8-Azaspiro[4.5]decane-7,9-dione,8-[4-[(3,4-dihydro-5-methoxy-2H-1-benzopyran-3-yl)propylamino]butyl]-,monohydrochloride, (?à)-; S 20244