. "1901" . "Lehn and Fink" . . "Winthrop Chemical Co" . . . . "Winthrop-Stearns" . "WIN" . . . . . . . "Winthrop" . . "Sterling-Winthrop pharmaceuticals" . . . . "Sterling Winthrop Inc." . "Sterling Drug, Inc." . . . "Sterling-Winthrop" . "Sterling Winthrop" . . "Sterling Drug Inc." . . . . . "Sterling Products International" . "Sterling Drug Inc" . . . "Sterling Drug" . "Sterling Drug" . "Sterling Products" . . "Winthrop Laboratories" . . . "Acquired byBayer AG" .