InChI=1S/C18H19N3O6S.2H2O/c1-9(22)27-7-11-8-28-17-13(16(24)21(17)14(11)18(25)26)20-15(23)12(19)10-5-3-2-4-6-10;;/h2-6,12-13,17H,7-8,19H2,1H3,(H,20,23)(H,25,26);2*1H2/t12-,13-,17-;;/m1../s1