2,11-Dimethyl-6,7-dihydro-5lambda~5~,8lambda~5~-dipyrido[1,2-a:2,1-c]pyrazine hydrobromide 2,11-Dimethyl-6,7-dihydrodipyrido[1,2-a:2',1'-c]pyrazinediium- AIDS-156423 AIDS156423 NSC617846 (BROMIDE SALT)