InChI=1S/C17H22O11/c1-25-13-7(4-3-5-18)6-8(9(19)14(13)26-2)27-17-12(22)10(20)11(21)15(28-17)16(23)24/h3-4,6,10-12,15,17-22H,5H2,1-2H3,(H,23,24)