InChI=1/C14H23N3O/c1-9-10(2)18-14(15-9)8-17(3)13-6-11-4-5-12(7-13)16-11/h11-13,16H,4-8H2,1-3H3/p+2/t11-,12+,13?/fC14H25N3O/h16-17H/q+2 EC28D5E307BF30A6