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_21692771_1 (maturity VARCHAR, coupon VARCHAR)
### Question:
What is the maturity that has a coupon of exactly 0.726?
### Answer:
SELECT maturity FROM table_21692771_1 WHERE coupon = "0.726"