AIDS-161165 AIDS161165 D-Ribitol, 1-C-(7-aminoisothiazolo[4,5-d]pyrimidin-3-yl)-1,4-anhydro- Isothiazolo[4,5-d]pyrimidin-7-amine, 3-(.beta.-D-ribofuranosyl)- NSC675865 NSC675866