Name the D 42 which has a D 44 of d 44
CREATE TABLE table_51881 (
    "D 41" text,
    "D 42" text,
    "D 43" text,
    "D 44" text,
    "D 45" text,
    "D 46" text,
    "R 54" text,
    "R 53" text,
    "R 52" text,
    "R 51" text
)
SELECT "D 42" FROM table_51881 WHERE "D 44" = 'd 44'
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 D 42 which has a D 44 of d 44 ### Input: CREATE TABLE table_51881 (
    "D 41" text,
    "D 42" text,
    "D 43" text,
    "D 44" text,
    "D 45" text,
    "D 46" text,
    "R 54" text,
    "R 53" text,
    "R 52" text,
    "R 51" text
) ### Response: SELECT "D 42" FROM table_51881 WHERE "D 44" = 'd 44'