Table schema:
CREATE TABLE table_21692771_1 (isin VARCHAR, coupon VARCHAR, amount_issued_ VARCHAR, € VARCHAR)

Question: What is the ISIN that has a coupon of 1.02 and a value issued of 447,000,000?
SQL: SELECT isin FROM table_21692771_1 WHERE coupon = "1.02" AND amount_issued_[€] = "447,000,000"