InChI=1/C16H19ClN4O4/c17-13-9-12(21(24)25)3-4-14(13)19-16(23)15(22)18-10-5-7-20(8-6-10)11-1-2-11/h3-4,9-11H,1-2,5-8H2,(H,18,22)(H,19,23)/p+1/fC16H20ClN4O4/h18-20H/q+1 95F74421E1B50013