InChI=1/C20H22N4O2/c1-24(18-8-4-6-13-5-2-3-7-15(13)18)12-19(25)21-14-9-10-16-17(11-14)23-20(26)22-16/h2-3,5,7,9-11,18H,4,6,8,12H2,1H3,(H,21,25)(H2,22,23,26)/p+1/t18-/m1/s1/fC20H23N4O2/h21-24H/q+1 C2D34B260C5D8970