InChI=1/C18H28N2O2/c1-3-15-5-7-16(8-6-15)13-20(17-9-10-17)14-18(21)19-11-4-12-22-2/h5-8,17H,3-4,9-14H2,1-2H3,(H,19,21)/p+1/fC18H29N2O2/h19-20H/q+1 02CBEC0F1D0A137A