InChI=1/C19H19BrN2/c1-21-10-6-15(7-11-21)19-17-13-16(20)5-4-14(17)8-12-22-9-2-3-18(19)22/h2-5,8-9,12-13H,6-7,10-11H2,1H3/p+1/fC19H20BrN2/h21H/q+1 FECDE82E18091914