InChI=1/C16H23ClN2O5/c1-22-10-11-24-15-12(17)6-5-7-13(15)19-16(21)18-9-4-3-8-14(20)23-2/h5-7H,3-4,8-11H2,1-2H3,(H2,18,19,21)/f/h18-19H 9A6F1E74A58CEA65