InChI=1/C13H14N4O/c1-8-5-3-4-6-10(8)12-14-13(18-17-12)11-7-9(2)15-16-11/h3-7,11,13H,1-2H3,(H,14,17)/t11-,13-/m0/s1/f/h14H 7167492C64510D35