Synonyms: Terbium,tris(2,2,6,6-tetramethyl-3,5-heptanedionato)- (7CI,8CI); Terbium, tris(2,2,6,6-tetramethyl-3,5-heptanedionato-O,O')-,(OC-6-11)-; Terbium, tris(2,2,6,6-tetramethyl-3,5-heptanedionato-kO,kO')-, (OC-6-11)- (9CI); 3,5-Heptanedione,2,2,6,6-tetramethyl-, terbium complex; NSC 174886; Terbiumtris(tetramethylheptanedionate); Terbium, tris(2,2,6,6-tetramethylhepta-3,5-dionato)-;Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)terbium;Tris(dipivaloylmethanato)terbium