InChI=1/C16H24N4O/c17-12-6-7-14-15(10-12)19-16(18-14)11-20(8-9-21)13-4-2-1-3-5-13/h6-7,10,13,21H,1-5,8-9,11,17H2,(H,18,19)/p+1/fC16H25N4O/h19-20H/q+1 B3016C4A101B8548