InChI=1/C11H12N4O/c12-10-8(6-14-11(13)15-10)5-7-1-3-9(16)4-2-7/h1-4,6,16H,5H2,(H4,12,13,14,15)/p+1/fC11H13N4O/h14H,12-13H2/q+1 FD51C0F718B68A57