InChI=1/C21H23ClN2O5/c1-21(2,3)24-20(27)23-18(25)13-29-19(26)16-6-4-5-7-17(16)28-12-14-8-10-15(22)11-9-14/h4-11H,12-13H2,1-3H3,(H2,23,24,25,27)/f/h23-24H 947A3595D9708B46