InChI=1S/C28H45NO8/c1-14(4-7-23(33)29-20(26(36)37)13-24(34)35)17-5-6-18-25-19(12-22(32)28(17,18)3)27(2)9-8-16(30)10-15(27)11-21(25)31/h14-22,25,30-32H,4-13H2,1-3H3,(H,29,33)(H,34,35)(H,36,37)