InChI=1/C16H23ClN4O2/c1-21(2)16(9-5-6-10-16)11-18-15(23)20-19-14(22)12-7-3-4-8-13(12)17/h3-4,7-8H,5-6,9-11H2,1-2H3,(H,19,22)(H2,18,20,23)/p+1/fC16H24ClN4O2/h18-21H/q+1 0635727180DC376B