InChI=1/C20H20BrNO/c1-14-12-17(8-10-19(14)21)20-11-9-18(23-20)13-22-15(2)16-6-4-3-5-7-16/h3-12,15,22H,13H2,1-2H3/p+1/t15-/m0/s1/fC20H21BrNO/h22H/q+1 11B909FA4041D42D