InChI=1/C12H14N4O2/c17-10(9-3-7-13-8-4-9)16-11(18)14-12(15-16)5-1-2-6-12/h3-4,7-8,15H,1-2,5-6H2,(H,14,18)/f/h14H 9372BDADCD438B29