InChI=1/C15H24N4O2/c1-3-19(4-2)7-5-6-17-12-9-13-14(8-11(12)16)21-10-15(20)18-13/h8-9,17H,3-7,10,16H2,1-2H3,(H,18,20)/p+1/fC15H25N4O2/h18-19H/q+1 0300CE92ADFADFC7