InChI=1S/C20H25NO12/c21-6-9(8-4-2-1-3-5-8)30-19-15(27)13(25)16(10(7-22)31-19)32-20-14(26)11(23)12(24)17(33-20)18(28)29/h1-5,9-17,19-20,22-27H,7H2,(H,28,29)