InChI=1/C18H28N2O2/c1-3-15(16-7-5-4-6-8-16)13-19-18(21)14-20(11-12-22-2)17-9-10-17/h4-8,15,17H,3,9-14H2,1-2H3,(H,19,21)/p+1/t15-/m1/s1/fC18H29N2O2/h19-20H/q+1 A89DF5D46C330B92