InChI=1/C21H22ClNO2/c22-20-9-4-2-7-17(20)15-25-21-11-10-16-6-1-3-8-18(16)19(21)14-23-12-5-13-24/h1-4,6-11,23-24H,5,12-15H2/p+1/fC21H23ClNO2/h23H/q+1 B04DB959C10AC639