InChI=1/C21H20N4O3/c1-11-12(2)24-18-6-3-13(7-16(11)18)9-22-20(27)21(28)25-15-5-4-14-10-23-19(26)17(14)8-15/h3-8,24H,9-10H2,1-2H3,(H,22,27)(H,23,26)(H,25,28)/f/h22-23,25H 6D41B442CDA1593A