InChI=1S/C17H18N2O10S/c1-27-17(18)30-13-7(5-3-2-4-6(20)8(5)19-13)15(26)29-16-11(23)9(21)10(22)12(28-16)14(24)25/h2-4,9-12,16,18-23H,1H3,(H,24,25)