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