InChI=1/C13H15ClN4O/c1-17-3-5-18(6-4-17)13-15-11(8-12(14)16-13)10-2-7-19-9-10/h2,7-9H,3-6H2,1H3/p+1/fC13H16ClN4O/h17H/q+1 8B535E059211F84B