CAS No 156436-90-7 , Lutetium, bis(acetato-kO)[9,10-diethyl-20,21-bis[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]-4,15-dimethyl-8,11-imino-3,6:16,13-dinitrilo-1,18-benzodiazacycloeicosine-5,14-dipropanolato-kN1,kN18,kN23,kN24,kN25]-, hydrate, (PB-7-11-233'2'4)- (9CI)