InChI=1S/C22H27NO8/c1-2-3-4-5-6-8-11-15(14-16(24)23-12-9-7-10-13-23)30-22-19(27)17(25)18(26)20(31-22)21(28)29/h1,8-9,11-12,15,17-20,22,25-27H,5-7,10,13-14H2,(H,28,29)/b11-8-