Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_19068566_1 (written_by VARCHAR, production_code VARCHAR)
### Question:
When 3t7458 is the production code who are the writers?
### Answer:
SELECT written_by FROM table_19068566_1 WHERE production_code = "3T7458"