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