InChI=1S/C40H68N2O2/c43-35-29-25-23-21-19-17-15-13-11-9-7-5-3-1-2-4-6-8-10-12-14-16-18-20-22-24-26-32-40(44)41-34-33-37-36-42-39-31-28-27-30-38(37)39/h19,21,27-28,30-31,36,42-43H,1-18,20,22-26,29,32-35H2,(H,41,44)/b21-19-