CREATE TABLE table_21621 ("Series #" FLOAT, "Season #" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT)

What is the maximum series number what is smaller than season 7.0 and directed by Laura Innes?
SELECT MAX("Series #") FROM table_21621 WHERE "Directed by" = 'Laura Innes' AND "Season #" < '7.0'
SELECT MAX("Series #") FROM "table_21621" WHERE "Directed by" = 'Laura Innes' AND "Season #" < '7.0'