Who wrote the episode with 9.81 million US viewers?
CREATE TABLE table_74307 (
    "#" real,
    "Episode" text,
    "Directed by" text,
    "Written by" text,
    "U.S. Viewers (in millions)" text,
    "Original airdate" text
)
SELECT "Written by" FROM table_74307 WHERE "U.S. Viewers (in millions)" = '9.81'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: Who wrote the episode with 9.81 million US viewers? ### Input: CREATE TABLE table_74307 (
    "#" real,
    "Episode" text,
    "Directed by" text,
    "Written by" text,
    "U.S. Viewers (in millions)" text,
    "Original airdate" text
) ### Response: SELECT "Written by" FROM table_74307 WHERE "U.S. Viewers (in millions)" = '9.81'