What is the earliest year with a label-Nr of st-43?
CREATE TABLE table_name_37 (
    year INTEGER,
    label VARCHAR,
    Nr VARCHAR,
    st VARCHAR
)
SELECT MIN(year) FROM table_name_37 WHERE label - Nr = st - 43
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 earliest year with a label-Nr of st-43? ### Input: CREATE TABLE table_name_37 (
    year INTEGER,
    label VARCHAR,
    Nr VARCHAR,
    st VARCHAR
) ### Response: SELECT MIN(year) FROM table_name_37 WHERE label - Nr = st - 43