156436-90-7 Bis(acetato-O)[9,10-diethyl-20,21-bis[2-[2-(2-methoxyethoxy) ethoxy]ethoxy]-4,15-dimethyl-8,11-imino-6,3:13,16-dinitrilo -1,18-benzodiazacycloeicosine-5,14-dipropanolato-N1,N18,N23,N24,N25]Lutetium hydrate Lu tex Lutetium texaphyrin NSC695239