InChI=1/C15H14N4O3/c1-9-12(15(21)22-2)7-19-13(9)14(16-8-17-19)18-10-4-3-5-11(20)6-10/h3-8,20H,1-2H3,(H,16,17,18)/f/h18H 9F55AC3440DA6D1B