InChI=1/C23H23Cl2NO3/c1-28-22-12-5-9-17(13-26-14-21(27)16-7-3-2-4-8-16)23(22)29-15-18-19(24)10-6-11-20(18)25/h2-12,21,26-27H,13-15H2,1H3/p+1/t21-/m1/s1/fC23H24Cl2NO3/h26H/q+1 1947F8B2091FAF5F