InChI=1/C20H31N3O2/c1-16-6-5-7-18(12-16)22-8-10-23(11-9-22)19(24)14-21-13-17(2)25-20(3,4)15-21/h5-7,12,17H,8-11,13-15H2,1-4H3/t17-/m0/s1 E92739CF3AC8F1D8