InChI=1S/C27H40N2O2/c1-22(2)7-5-8-23(3)9-6-10-24(4)13-14-28-15-17-29(18-16-28)20-25-11-12-26-27(19-25)31-21-30-26/h7,9,11-13,19H,5-6,8,10,14-18,20-21H2,1-4H3