InChI=1S/C22H27NO8/c1-2-3-4-5-6-7-9-12-15(20(27)23-13-10-8-11-14-23)30-22-18(26)16(24)17(25)19(31-22)21(28)29/h1,7,9-10,13,15-19,22,24-26H,5-6,8,11-12,14H2,(H,28,29)/b9-7-