InChI=1/C15H24N4O/c1-3-12(4-2)19(7-8-20)10-15-17-13-6-5-11(16)9-14(13)18-15/h5-6,9,12,20H,3-4,7-8,10,16H2,1-2H3,(H,17,18)/p+1/fC15H25N4O/h18-19H/q+1 9E75211CB9948421