InChI=1S/C20H23NO10/c22-12(8-6-10-4-2-1-3-5-10)21-13(23)9-7-11(18(21)27)30-20-16(26)14(24)15(25)17(31-20)19(28)29/h1-5,7,9,11,14-18,20,24-27H,6,8H2,(H,28,29)