InChI=1S/C17H22O10/c18-9(3-6-11(19)20)7-8-1-4-10(5-2-8)26-17-14(23)12(21)13(22)15(27-17)16(24)25/h1-2,4-5,9,12-15,17-18,21-23H,3,6-7H2,(H,19,20)(H,24,25)