InChI=1S/C22H21Cl2NO5/c23-17-5-4-6-18(24)16(17)13-30-15-8-9-19-14(11-15)12-20(22(28)29)25(19)10-3-1-2-7-21(26)27/h4-6,8-9,11-12H,1-3,7,10,13H2,(H,26,27)(H,28,29)