CREATE TABLE table_14118521_1 (edo_flight VARCHAR2, duration VARCHAR2)

what's the edo flight with duration being 17 days, 15 hours, 53 minutes, 18 seconds
SELECT edo_flight FROM table_14118521_1 WHERE duration = "17 days, 15 hours, 53 minutes, 18 seconds"
SELECT "edo_flight" FROM "table_14118521_1" WHERE "17 days, 15 hours, 53 minutes, 18 seconds" = "duration"