2(1H)-Pyrimidinone, 1-[2,3-di-O-benzoyl-5-O-[(2-cyanoethoxy)[3-[(2,3,4,6-tetra-O-acetylhexopyranosyl)oxy]propoxy]phosphinothioyl]pentofuranosyl]-3,4-dihydro-4-imino- AIDS-152366 AIDS152366 NSC696235