InChI=1/C21H21N5O/c1-3-26-19-17(21(27)25(2)18-8-6-12-23-20(18)26)13-15(14-24-19)9-10-16-7-4-5-11-22-16/h4-8,11-14H,3,9-10H2,1-2H3 78973574F1770894