InChI=1S/C21H22O10/c22-11-4-1-10(2-5-11)3-7-14(23)13-9-12(6-8-15(13)24)30-21-18(27)16(25)17(26)19(31-21)20(28)29/h1-2,4-6,8-9,16-19,21-22,24-27H,3,7H2,(H,28,29)