InChI=1/C20H24N4O2/c1-24(2)12-10-22-20(26)16-8-5-7-15-18(21-11-13-25)14-6-3-4-9-17(14)23-19(15)16/h3-9,25H,10-13H2,1-2H3,(H,21,23)(H,22,26)/p+2/fC20H26N4O2/h21-24H/q+2 E8A55F7D51D0B9C6