InChI=1/C14H14N4O2/c1-2-7-20-10-6-4-3-5-9(10)12-17-13-11(14(19)18-12)15-8-16-13/h3-6,8H,2,7H2,1H3,(H2,15,16,17,18,19)/f/h16,18H 886F24451888A72A