InChI=1S/C17H22O10/c1-4-5-7-6-8(24-2)9(18)14(13(7)25-3)26-17-12(21)10(19)11(20)15(27-17)16(22)23/h4,6,10-12,15,17-21H,1,5H2,2-3H3,(H,22,23)