InChI=1/C21H20N4O3/c1-25(2)11-16(26)22-15-6-4-5-14-17(15)21(27)18-19(23-24-20(14)18)12-7-9-13(28-3)10-8-12/h4-10H,11H2,1-3H3,(H,22,26)(H,23,24)/p+1/fC21H21N4O3/h22-23,25H/q+1 4AEFAE13BB03B7ED