InChI=1S/C19H21NO12/c21-10(16(26)20-9(17(27)28)6-8-4-2-1-3-5-8)7-11(22)31-19-14(25)12(23)13(24)15(32-19)18(29)30/h1-5,9,12-15,19,23-25H,6-7H2,(H,20,26)(H,27,28)(H,29,30)