InChI=1/C16H24N4O2/c1-12-2-4-13(5-3-12)10-18-16(22)19-14-6-8-20(9-7-14)11-15(17)21/h2-5,14H,6-11H2,1H3,(H2,17,21)(H2,18,19,22)/p+1/fC16H25N4O2/h18-20H,17H2/q+1 3ED9DA64ED93DBB3