. . . "bicinchoninic acid" . . "4,4\u2032-Dicarboxy-2,2\u2032-biquinoline" . "Bicinchoninic acid" . . . . . . . . "Bicinchoninic acid" . . . "[2,2\u2032-Biquinoline]-4,4\u2032-dicarboxylic acid" . "2,2'-Biquinoline-4,4'-dicarboxylic acid" . . . "Bicinchoninic acid" . . . . .