InChI=1/C16H23ClN4O2/c1-3-18-16(23)21-8-6-20(7-9-21)11-15(22)19-13-5-4-12(2)14(17)10-13/h4-5,10H,3,6-9,11H2,1-2H3,(H,18,23)(H,19,22)/f/h18-19H E6B7BF5C0F676189