InChI=1S/C30H50N2O9/c1-3-4-5-6-7-8-9-10-11-12-13-15-21(40-29-28(37)27(36)26(35)20(2)39-29)18-24(33)31-25(34)19-23-22-16-14-17-32(22)30(38)41-23/h19-22,26-29,35-37H,3-18H2,1-2H3,(H,31,33,34)/b23-19+/t20-,21-,22+,26-,27+,28+,29-/m0/s1