AIDS-082132 AIDS082132 Thiophosphoric acid O-[5-(2-amino-6-oxo-1,6-dihydro-purin-9-yl)-3,4-dihydroxy-tetrahydro-furan-2-ylmethyl] ester O'-[5-(2-amino-6-oxo-1,6-dihydro-purin-9-yl)-2-hydroxymethyl-tetrahydro-furan-3-yl] ester