InChI=1S/C22H24O7/c23-16-17(24)19(20(26)27)28-21(18(16)25)29-22(14-9-5-2-6-10-14)12-11-15(22)13-7-3-1-4-8-13/h1-10,15-19,21,23-25H,11-12H2,(H,26,27)