InChI=1/C19H18N6O2/c20-17-12-3-4-21-10-15(12)24-19(26)16(17)18-22-13-2-1-11(9-14(13)23-18)25-5-7-27-8-6-25/h1-4,9-10H,5-8H2,(H,22,23)(H3,20,24,26)/f/h22,24H,20H2 A2FC9CA5B8DD8D7B