InChI=1/C19H19N7O/c1-13-4-3-5-15(10-13)23-19-25-24-18(27-19)16-17(22-12-26(16)2)21-11-14-6-8-20-9-7-14/h3-10,12,21H,11H2,1-2H3,(H,23,25)/f/h23H 7987C7C4C799417B