(1S)-1,4-anhydro-1-[6-(dimethylamino)-8-oxo-7,8-dihydro[1,2,4]triazolo[3,4-f][1,2,4]triazin-3-yl]-D-ribitol D-ribitol, 1,4-anhydro-1-C-[6-(dimethylamino)-7,8-dihydro-8-oxo-1,2,4-triazolo[3,4-f][1,2,4]triazin-3-yl]-, (1S)- InChI=1/C11H16N6O5/c1-16(2)11-12-10(21)9-14-13-8(17(9)15-11)7-6(20)5(19)4(3-18)22-7/h4-7,18-20H,3H2,1-2H3,(H,12,15,21)/t4-,5-,6-,7-/m1/s