InChI: | InChI=1/C54H99NO18/c1-3-5-7-9-11-13-15-17-18-20-22-24-26-28-30-32-42(60)55-37(38(59)31-29-27-25-23-21-19-16-14-12-10-8-6-4-2)36-68-52-48(66)45(63)50(40(34-57)70-52)73-54-49(67)46(64)51(41(35-58)71-54)72-53-47(65)44(62)43(61)39(33-56)69-53/h17-18,29,31,37-41,43-54,56-59,61-67H,3-16,19-28,30,32-36H2,1-2H3,(H,55,60)/b18-17+,31-29+ |