InChI=1/C18H16N8O2/c1-10-14(17(27)23-18(28)22-10)11(2)24-25-15-13-8-21-26(16(13)20-9-19-15)12-6-4-3-5-7-12/h3-9H,1-2H3,(H,19,20,25)(H2,22,23,27,28)/b24-11+/f/h22-23,25H 8F761562EA964B75