InChI=1/C14H13N5O2/c15-6-5-13-17-8-9-18(13)12-4-3-11-10(2-1-7-16-11)14(12)19(20)21/h1-4,7-9H,5-6,15H2/p+1/fC14H14N5O2/h15H/q+1 AB9AB77E2388A3DF