InChI=1/C17H28N2O2/c1-18-13-5-7-14(8-6-13)19-15(20)11-17(12-16(19)21)9-3-2-4-10-17/h13-14,18H,2-12H2,1H3/p+1/fC17H29N2O2/h18H/q+1 ED31C7FB79728D98