InChI=1S/C22H31N2O2/c1-5-24(4,6-2)18-17-23(3)21(25)22(26,19-13-9-7-10-14-19)20-15-11-8-12-16-20/h7-16,26H,5-6,17-18H2,1-4H3/q+1