InChI=1S/C17H22O10/c1-7(6-18)2-3-9-10(19)4-8(5-11(9)20)26-17-14(23)12(21)13(22)15(27-17)16(24)25/h2,4-5,12-15,17-23H,3,6H2,1H3,(H,24,25)