InChI=1S/C21H22O11/c22-12-6-14(24)13(23)5-11(12)9-3-8-1-2-10(4-15(8)30-7-9)31-21-18(27)16(25)17(26)19(32-21)20(28)29/h1-2,4-6,9,16-19,21-27H,3,7H2,(H,28,29)