2,4(1H,3H)-quinazolinedione, 5-chloro-1-(2-deoxy-alpha-D-erythro-pentofuranosyl)- 5-chloro-1-(2-deoxy-beta-erythro-pentofuranosyl)quinazoline-2,4(1H,3H)-dione InChI=1/C13H13ClN2O5/c14-6-2-1-3-7-11(6)12(19)15-13(20)16(7)10-4-8(18)9(5-17)21-10/h1-3,8-10,17-18H,4-5H2,(H,15,19,20)/t8-,9+,10+/m0/s