InChI=1/C21H19N4O/c1-2-26-18-10-6-5-9-16(18)19-15-8-4-3-7-14(15)17(11-22)20(25)21(19,12-23)13-24/h5-7,9-10,15,17,19H,2-4,8H2,1H3/q-1/t15-,17-,19-/m0/s1 40024C298621E0D3