InChI=1S/C40H71NO4/c1-3-5-6-7-8-9-10-11-12-15-18-21-24-27-30-34-39(44)38(36-42)41-40(45)35-31-28-25-22-19-16-13-14-17-20-23-26-29-33-37(43)32-4-2/h13,16-17,20,22,25-26,29-30,34,37-39,42-44H,3-12,14-15,18-19,21,23-24,27-28,31-33,35-36H2,1-2H3,(H,41,45)/b16-13-,20-17-,25-22-,29-26-,34-30+/t37?,38-,39+/m0/s1