InChI=1S/C38H71NO9/c1-3-5-7-9-11-13-15-16-17-19-20-22-24-26-31(41)30(29-47-38-36(45)35(44)34(43)33(28-40)48-38)39-37(46)32(42)27-25-23-21-18-14-12-10-8-6-4-2/h17,19,24,26,30-36,38,40-45H,3-16,18,20-23,25,27-29H2,1-2H3,(H,39,46)/b19-17-,26-24-