InChI=1/C15H31N3O3/c1-11(2)18(12(3)4)10-9-17-15(20)16-8-7-14(19)21-13(5)6/h11-13H,7-10H2,1-6H3,(H2,16,17,20)/p+1/fC15H32N3O3/h16-18H/q+1 1940B309B79088F8