What is the Official # that has a French title of 'Pierre de Lune'?
CREATE TABLE table_43550 (
    "Official #" real,
    "TF1 #" real,
    "French title" text,
    "English title" text,
    "Air date (France)" text,
    "Original Beechwood Bunny Tale / Source material" text
)
SELECT "Official #" FROM table_43550 WHERE "French title" = 'pierre de lune'
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: What is the Official # that has a French title of 'Pierre de Lune'? ### Input: CREATE TABLE table_43550 (
    "Official #" real,
    "TF1 #" real,
    "French title" text,
    "English title" text,
    "Air date (France)" text,
    "Original Beechwood Bunny Tale / Source material" text
) ### Response: SELECT "Official #" FROM table_43550 WHERE "French title" = 'pierre de lune'