Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_21739 ( "Series #" real, "Episode #" real, "Title" text, "Directed by" text, "Written by" text, "U.S. viewers (million)" text, "Original airdate" text, "Production Code" text )

### Question ###
Who were the writers for production code 2t6268?

### Accurate SQL ###

SELECT "Written by" FROM table_21739 WHERE "Production Code" = '2T6268'