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_name_7 (diameter INTEGER, name VARCHAR)
### Question:
What is dardanus sulcus' lowest diameter?
### Answer:
SELECT MIN(diameter) FROM table_name_7 WHERE name = "dardanus sulcus"