InChI=1/C19H23ClN2O4/c1-24-16-9-14(10-17(25-2)19(16)26-12-18(21)23)11-22-8-7-13-3-5-15(20)6-4-13/h3-6,9-10,22H,7-8,11-12H2,1-2H3,(H2,21,23)/f/h21H2 54F113F4DD2D3502