InChI=1S/C17H22O12/c18-7(3-6-4-8(19)11(22)9(20)5-6)1-2-10(21)28-17-14(25)12(23)13(24)15(29-17)16(26)27/h4-5,7,12-15,17-20,22-25H,1-3H2,(H,26,27)