InChI=1/C20H20BrNO2/c1-11-9-20(2,3)22-16-6-5-13-14-7-12(21)8-17(23-4)19(14)24-10-15(13)18(11)16/h5-9,22H,10H2,1-4H3 A173DBBE3BE41B97