Name the date for value 55c
CREATE TABLE table_23506 (
    "Year" real,
    "Date" text,
    "Type" text,
    "Species" text,
    "Author Species" text,
    "Value" text,
    "Scott" text,
    "Yvert" real,
    "Mitchell" real,
    "Sta. & Gib." real,
    "Order" text,
    "Family" text
)
SELECT "Date" FROM table_23506 WHERE "Value" = '55c'
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: Name the date for value 55c ### Input: CREATE TABLE table_23506 (
    "Year" real,
    "Date" text,
    "Type" text,
    "Species" text,
    "Author Species" text,
    "Value" text,
    "Scott" text,
    "Yvert" real,
    "Mitchell" real,
    "Sta. & Gib." real,
    "Order" text,
    "Family" text
) ### Response: SELECT "Date" FROM table_23506 WHERE "Value" = '55c'