InChI=1/C16H16N8O2/c1-7-10(8(2)24-15(18-7)22-14(17)23-24)6-13(25)19-9-3-4-11-12(5-9)21-16(26)20-11/h3-5H,6H2,1-2H3,(H2,17,23)(H,19,25)(H2,20,21,26)/f/h19-21H,17H2 ECB77DC348D0B1D8