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_54 (frequency INTEGER, brand VARCHAR)
### Question:
Name the lowest frequency for brand of radio manantial
### Answer:
SELECT MIN(frequency) FROM table_name_54 WHERE brand = "radio manantial"