InChI=1/C11H11ClN4O2/c1-7-11(15-6-14-7)5-13-10-3-2-8(16(17)18)4-9(10)12/h2-4,6,13H,5H2,1H3,(H,14,15)/p+1/fC11H12ClN4O2/h14-15H/q+1 A639C4A77F34A43B