InChI=1S/C20H23NO10/c22-11-6-7-13(23)21(9-11)18(27)12(8-10-4-2-1-3-5-10)30-20-16(26)14(24)15(25)17(31-20)19(28)29/h1-7,11-12,14-17,20,22,24-26H,8-9H2,(H,28,29)