InChI=1/C18H20ClN3O5/c19-12-9-11(10-13-14(12)27-8-4-7-26-13)15(23)21-22-16(24)18(20-17(22)25)5-2-1-3-6-18/h9-10H,1-8H2,(H,20,25)(H,21,23)/f/h20-21H B167B622112105AC