AIDS-132515 AIDS132515 Ethyl (3-(11-((3-(4-(3-((11-(5-(((ethoxycarbonyl)amino)carbonyl)-2,4-dioxo-3,4-dihydro-1(2H)-pyrimidinyl)undecanoyl)amino)propyl)-1-piperazinyl)propyl)amino)-11-oxoundecyl)-2,6-dioxo-1,6-dihydro-5(2H)\t-pyrimidinyl)carbonylcarbamate NSC626640