InChI=1/C17H16N4O/c22-16-15-19-9-10-21(15)14-13(20-16)11-3-1-2-4-12(11)17(14)5-7-18-8-6-17/h1-4,9-10,18H,5-8H2,(H,20,22)/f/h18H 76AEF1ED53018D81