InChI=1/C19H21ClN2O4/c1-11-9-21-15(12(2)17(11)24-3)10-22-19(23)13-7-14(20)18-16(8-13)25-5-4-6-26-18/h7-9H,4-6,10H2,1-3H3,(H,22,23)/f/h22H 896E93E632E2CFC6