MRS 2365; [[(1R,2R,3S,4R,5S)-4-[6-AMINO-2-(METHYLTHIO)-9H-PURIN-9- YL]-2,3-DIHYDROXYBICYCLO[3.1.0]HEX-1-YL]METHYL] DIPHOSPHORIC ACID MONO ESTER TRISODIUM SALT