InChI=1/C19H18N6O/c1-26-15-8-13-14(9-20)19(24-18(22)16(13)17(21)23-15)25-7-6-11-4-2-3-5-12(11)10-25/h2-5,8H,6-7,10H2,1H3,(H2,21,23)(H2,22,24)/f/h21-22H2 547C45170FB5285A