InChI=1S/C46H76N2O8/c49-40(47-34-33-37-36-48-39-31-28-27-30-38(37)39)32-26-24-22-20-18-16-14-12-10-8-6-4-2-1-3-5-7-9-11-13-15-17-19-21-23-25-29-35-55-46-43(52)41(50)42(51)44(56-46)45(53)54/h19,21,27-28,30-31,36,41-44,46,48,50-52H,1-18,20,22-26,29,32-35H2,(H,47,49)(H,53,54)/b21-19-