InChI=1/C21H22BrNO/c1-2-6-20(16-7-4-3-5-8-16)23-15-19-13-14-21(24-19)17-9-11-18(22)12-10-17/h3-5,7-14,20,23H,2,6,15H2,1H3/p+1/t20-/m1/s1/fC21H23BrNO/h23H/q+1 F4FE0BD556BFB7FB