InChI=1/C20H15N5O3/c21-17-11-5-1-3-7-15(11)22-9-13(17)19(27)24-25-20(28)14-10-23-16-8-4-2-6-12(16)18(14)26/h1-10H,(H2,21,22)(H,23,26)(H,24,27)(H,25,28)/p+1/fC20H16N5O3/h22-25H,21H2/q+1 B1166C1D50A0ECD3