Which currency has a central rate of 0.702804?
CREATE TABLE table_name_12 (
    currency VARCHAR,
    central_rate VARCHAR
)
SELECT currency FROM table_name_12 WHERE central_rate = "0.702804"
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: Which currency has a central rate of 0.702804? ### Input: CREATE TABLE table_name_12 (
    currency VARCHAR,
    central_rate VARCHAR
) ### Response: SELECT currency FROM table_name_12 WHERE central_rate = "0.702804"