InChI=1/C21H22N8O/c1-3-4-11-28-19-17(27-21(28)23-10-9-22)12-24-29(20(19)30)13-18-25-14(2)15-7-5-6-8-16(15)26-18/h5-8,12H,9-11,13,22H2,1-2H3,(H,23,27)/p+1/fC21H23N8O/h22-23H/q+1 0FC55227B5CC41A8