2(1H)-pyrimidinone, 4-hydroxy-1-pentofuranosyl- 4-hydroxy-1-pentofuranosylpyrimidin-2(1H)-one InChI=1/C9H12N2O6/c12-3-4-6(14)7(15)8(17-4)11-2-1-5(13)10-9(11)16/h1-2,4,6-8,12,14-15H,3H2,(H,10,13,16