InChI=1/C14H14N4O3/c1-9-14(10(2)17-16-9)15-13(19)8-7-11-5-3-4-6-12(11)18(20)21/h3-8H,1-2H3,(H,15,19)(H,16,17)/b8-7+/f/h15-16H DDA1D5EF9E6C7920