InChI=1/C18H35N3O2/c1-4-20(5-2)15-17-10-13-21(14-11-17)18(23)9-7-6-8-12-19-16(3)22/h17H,4-15H2,1-3H3,(H,19,22)/p+1/fC18H36N3O2/h19-20H/q+1 3773956C9A73E59D