CREATE TABLE table_name_48 (opponent VARCHAR2, week VARCHAR2, result VARCHAR2)

Which opponent has a week smaller than 15, and a Result of l 23-17?
SELECT opponent FROM table_name_48 WHERE week < 15 AND result = "l 23-17"
SELECT "opponent" FROM "table_name_48" WHERE "l 23-17" = "result" AND "week" < 15