InChI=1S/C27H44N2O3/c1-16-7-12-27(29(15-16)28-31)17(2)24-23(32-27)14-22-20-6-5-18-13-19(30)8-10-25(18,3)21(20)9-11-26(22,24)4/h16-24,30H,5-15H2,1-4H3/t16-,17-,18-,19-,20+,21-,22-,23-,24-,25-,26-,27-/m0/s1