InChI=1S/C40H71NO4/c1-3-5-7-9-11-13-15-17-18-19-20-22-24-26-28-31-37(43)36(35-42)41-40(44)34-30-33-39-38(45-39)32-29-27-25-23-21-16-14-12-10-8-6-4-2/h12,14,21,23,27-29,31,36-39,42-43H,3-11,13,15-20,22,24-26,30,32-35H2,1-2H3,(H,41,44)/b14-12-,23-21-,29-27-,31-28+/t36-,37+,38?,39?/m0/s1