InChI=1S/C42H66O10/c1-30(25-26-33-32(3)22-19-28-42(33,4)5)20-18-21-31(2)27-29-50-34(43)23-16-14-12-10-8-6-7-9-11-13-15-17-24-35(44)51-41-38(47)36(45)37(46)39(52-41)40(48)49/h18,20-21,25-27,36-39,41,45-47H,6-17,19,22-24,28-29H2,1-5H3,(H,48,49)/b21-18?,26-25+,30-20?,31-27?