InChI=1S/C39H65NO12/c1-18-7-12-39(40-15-18)19(2)28-25(52-39)14-24-22-6-5-20-13-21(8-10-37(20,3)23(22)9-11-38(24,28)4)48-35-33(47)31(45)34(27(17-42)50-35)51-36-32(46)30(44)29(43)26(16-41)49-36/h18-36,40-47H,5-17H2,1-4H3