AIDS-082148 AIDS082148 Thiophosphoric acid O-[5-(6-amino-purin-9-yl)-2-hydroxymethyl-tetrahydro-furan-3-yl] ester O'-(3,4-dihydroxy-5-{2-(1-methyl-butylamino)-6-[2-(4-nitro-phenyl)-ethoxy]-purin-9-yl}-tetrahydro-furan-2-ylmethyl) ester