(5-Bromo-1H-indol-3-yl)acetic acid40432-84-630 % similar Benzo[a]pyrene50-32-830 % similar 2,8-Dibromoindeno[1,2-b]fluorene-6,12-dione853234-57-830 % similar 6-Bromo-4-hydroxyquinoline-3-carboxylic acid98948-95-930 % similar