InChI=1S/C15H17Cl2N3O8/c16-5-1-2-6(8(17)4(5)3-7(21)20-15(18)19)27-14-11(24)9(22)10(23)12(28-14)13(25)26/h1-2,9-12,14,22-24H,3H2,(H,25,26)(H4,18,19,20,21)/t9-,10-,11+,12-,14?/m1/s1