InChI=1/C22H23ClN2O4/c1-2-3-12-29-22(28)15-4-8-18(9-5-15)24-21(27)16-13-20(26)25(14-16)19-10-6-17(23)7-11-19/h4-11,16H,2-3,12-14H2,1H3,(H,24,27)/t16-/m1/s1/f/h24H 6C34CB5962DFD3B1