InChI=1/C15H22N4O2/c16-9-12-3-1-2-4-13(12)18-14(20)10-19-7-5-11(6-8-19)15(17)21/h1-4,11H,5-10,16H2,(H2,17,21)(H,18,20)/p+2/fC15H24N4O2/h16,18-19H,17H2/q+2 DCFF49049608F9CE