CREATE TABLE table_39618 ("Round" FLOAT, "Pick #" FLOAT, "Overall" FLOAT, "Name" CLOB, "Position" CLOB, "College" CLOB)

What is College of Ohio State's pick number with an overall lower than 145?
SELECT "Pick #" FROM table_39618 WHERE "Overall" < '145' AND "College" = 'ohio state'
SELECT "Pick #" FROM "table_39618" WHERE "College" = 'ohio state' AND "Overall" < '145'