Synonyms: RAC 309I;RAC 309II;BRN 1550453;1'-(4-(Diethylamino)butyl)-3,4-dihydrospiro(naphthalene-1(2H),3'-pyrrolidine)-2',5'-dione;28309-58-2;Spiro(naphthalene-1(2H),3'-pyrrolidine)-2',5'-dione, 3,4-dihydro-1'-(4-(diethylamino)butyl)-, (+)-;Spiro(naphthalene-1(2H),3'-pyrrolidine)-2',5'-dione, 3,4-dihydro-1'-(4-(diethylamino)butyl)-, (+-)-;Spiro(naphthalene-1(2H),3'-pyrrolidine)-2',5'-dione, 3,4-dihydro-1'-(4-(diethylamino)butyl)-, (-)-;AC1L4GZG;CHEMBL151725;LS-146222;LS-146223;LS-146224;1'-[4-(diethylamino)butyl]spiro[2,3-dihydro-1H-naphthalene-4,3'-pyrrolidine]-2',5'-dione;1'-[4-(diethylamino)butyl]-3,4-dihydro-2H,2'H,5'H-spiro[naphthalene-1,3'-pyrrolidine]-2',5'-dione;28309-59-3;74246-98-3