InChI=1/C21H20N4O3/c22-18-5-1-2-6-19(18)25-21(27)16-7-9-17(10-8-16)24-13-20(26)28-14-15-4-3-11-23-12-15/h1-12,24H,13-14,22H2,(H,25,27)/f/h25H F76C637740178372