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