InChI=1/C20H22N4O2/c21-19(26)16-4-1-5-17-18(16)23-20(22-17)14-8-6-13(7-9-14)11-24-10-2-3-15(24)12-25/h1,4-9,15,25H,2-3,10-12H2,(H2,21,26)(H,22,23)/p+1/t15-/m1/s1/fC20H23N4O2/h22,24H,21H2/q+1 0E570E0DB2B24D5E