InChI=1/C15H27N3O2/c1-11-7-5-6-10-18(11)14(19)12(2)16-15(20)17-13-8-3-4-9-13/h11-13H,3-10H2,1-2H3,(H2,16,17,20)/t11-,12+/m0/s1/f/h16-17H 64D735A2672A16B5