InChI=1/C18H28N2O3/c1-22-16-11-15(12-17(13-16)23-2)4-3-14-5-8-20(9-6-14)10-7-18(19)21/h11-14H,3-10H2,1-2H3,(H2,19,21)/p+1/fC18H29N2O3/h20H,19H2/q+1 5519CB9E5B5E6064