CREATE TABLE table_41378 ("Team 1" TEXT, "Agg." TEXT, "Team 2" TEXT, "1st leg" TEXT, "2nd leg" TEXT)

What was the team 1 for the tie that had a first leg score of 2-3?
SELECT "Team 1" FROM table_41378 WHERE "1st leg" = '2-3'
SELECT "Team 1" FROM "table_41378" WHERE "1st leg" = '2-3'