InChI=1S/C17H22O10/c1-8(16(23)25-7-9-3-5-10(24-2)6-4-9)26-17-13(20)11(18)12(19)14(27-17)15(21)22/h3-6,8,11-14,17-20H,7H2,1-2H3,(H,21,22)