InChI=1S/C17H19NO10S2/c18-1-2-29-17-13-9(20)5-8(19)6-12(13)27-15(16(17)28-30(24,25)26)7-3-10(21)14(23)11(22)4-7/h3-6,15-17,19-23H,1-2,18H2,(H,24,25,26)