CREATE TABLE table_name_43 (opponent VARCHAR2, season VARCHAR2, final_score VARCHAR2)

What team was the opponent in the 2008 09 season, with a final score of 2 3 l?
SELECT opponent FROM table_name_43 WHERE season = "2008–09" AND final_score = "2–3 l"
SELECT "opponent" FROM "table_name_43" WHERE "2008–09" = "season" AND "2–3 l" = "final_score"