CREATE TABLE table_75835 ("Episode #" FLOAT, "Title" CLOB, "Air Date" CLOB, "Rating" FLOAT, "Share" FLOAT, "18\\u201349" FLOAT, "Viewers" FLOAT, "Rank" CLOB)

What is the Air Date that has a 18 49 larger than 1.9, less than 7.54 viewers and a rating less than 4.9?
SELECT "Air Date" FROM table_75835 WHERE "18\u201349" > '1.9' AND "Viewers" < '7.54' AND "Rating" < '4.9'
SELECT "Air Date" FROM "table_75835" WHERE "18\u201349" > '1.9' AND "Rating" < '4.9' AND "Viewers" < '7.54'