InChI=1S/C22H28NO9S/c1-13(24)23(2)9-8-14-10-19(30-4)17(25)12-16(14)21(23)22(32-33(26,27)28)15-6-7-18(29-3)20(11-15)31-5/h6-7,10-12,21-22,25H,8-9H2,1-5H3,(H,26,27,28)