InChI=1/C20H17N5/c1-3-7-15(8-4-1)11-16-13-24-14-21-19-18(20(24)23-16)12-22-25(19)17-9-5-2-6-10-17/h1-10,12,14,16H,11,13H2/t16-/m0/s1 DFD64EACE195701E