InChI=1S/C19H20O10/c1-2-10(20)15(11-7-8-5-3-4-6-9(8)18(26)27-11)28-19-14(23)12(21)13(22)16(29-19)17(24)25/h2-7,10,12-16,19-23H,1H2,(H,24,25)