InChI=1/C22H23ClN2O3/c23-19-13-11-17(12-14-19)16-7-9-18(10-8-16)20-15-24-22(28-20)6-4-2-1-3-5-21(26)25-27/h7-15,27H,1-6H2,(H,25,26)/f/h25H 529323FD99B91F83