InChI=1/C20H15N7O/c21-12-15-13-24-27(19(15)22)18-8-4-16(5-9-18)25-20(28)14-2-6-17(7-3-14)26-11-1-10-23-26/h1-11,13H,22H2,(H,25,28)/f/h25H ACC5D810FB340C7A