InChI=1S/C15H18O12/c16-1-2-25-14(24)5-3-6(17)11(7(18)4-5)26-15-10(21)8(19)9(20)12(27-15)13(22)23/h3-4,8-10,12,15-21H,1-2H2,(H,22,23)