who is the writer of the episode with prod.code 30-17
CREATE TABLE table_13403120_1 (
    writer_s_ VARCHAR,
    prodcode VARCHAR
)
SELECT writer_s_ FROM table_13403120_1 WHERE prodcode = "30-17"
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 is the writer of the episode with prod.code 30-17 ### Input: CREATE TABLE table_13403120_1 (
    writer_s_ VARCHAR,
    prodcode VARCHAR
) ### Response: SELECT writer_s_ FROM table_13403120_1 WHERE prodcode = "30-17"