InChI=1/C15H16N6O2/c1-9-4-5-10(15(22)21-23-3)6-12(9)20-14-11(7-16)13(17-2)18-8-19-14/h4-6,8H,1-3H3,(H,21,22)(H2,17,18,19,20)/f/h17,20-21H 73517AA44D2988AE