InChI=1S/C17H22O14/c18-5-1-4(29-17-12(25)9(22)10(23)14(31-17)15(26)27)2-6(19)13(5)30-16-11(24)8(21)7(20)3-28-16/h1-2,7-12,14,16-25H,3H2,(H,26,27)