InChI=1S/C23H30N2O2/c1-17(7-6-8-18(2)15-22(26)27)9-10-20-19(3)21(11-12-23(20,4)5)25-14-13-24-16-25/h6-10,13-16,21H,11-12H2,1-5H3,(H,26,27)