InChI=1/C13H14N4O2/c1-13(6-5-9(18)17-13)12-15-8-4-2-3-7(11(14)19)10(8)16-12/h2-4H,5-6H2,1H3,(H2,14,19)(H,15,16)(H,17,18)/t13-/m1/s1/f/h15,17H,14H2 C7B41AD23877214B