InChI=1/C13H14N4O2/c14-8-3-7(5-15-6-8)13-16-12(17-19-13)10-4-9-1-2-11(10)18-9/h3,5-6,9-11H,1-2,4,14H2/t9-,10-,11+/m1/s1 36574EC8A3007F99