InChI=1/C16H19ClN4O2/c1-21(2)8-7-18-15(22)11-3-5-13(6-4-11)20-16(23)14-9-12(17)10-19-14/h3-6,9-10,19H,7-8H2,1-2H3,(H,18,22)(H,20,23)/p+1/fC16H20ClN4O2/h18,20-21H/q+1 65DD84E205B78FBF