What is the production code for the episode where the patient portrayer is Kathy Lamkin?
CREATE TABLE table_26561508_1 (
    production_code VARCHAR,
    patient_portrayer VARCHAR
)
SELECT production_code FROM table_26561508_1 WHERE patient_portrayer = "Kathy Lamkin"
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 production code for the episode where the patient portrayer is Kathy Lamkin? ### Input: CREATE TABLE table_26561508_1 (
    production_code VARCHAR,
    patient_portrayer VARCHAR
) ### Response: SELECT production_code FROM table_26561508_1 WHERE patient_portrayer = "Kathy Lamkin"