Name the D 45 O which has R 51 + of d 30
CREATE TABLE table_52015 (
    "D 40 \u221a" text,
    "D 41 \u221a" text,
    "D 42 \u221a" text,
    "D 43 \u221a" text,
    "D 44 \u221a" text,
    "D 45 O" text,
    "D 46 O" text,
    "R 53 +" text,
    "R 52 +" text,
    "R 51 +" text
)
SELECT "D 45 O" FROM table_52015 WHERE "R 51 +" = 'd 30'
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 45 O which has R 51 + of d 30 ### Input: CREATE TABLE table_52015 (
    "D 40 \u221a" text,
    "D 41 \u221a" text,
    "D 42 \u221a" text,
    "D 43 \u221a" text,
    "D 44 \u221a" text,
    "D 45 O" text,
    "D 46 O" text,
    "R 53 +" text,
    "R 52 +" text,
    "R 51 +" text
) ### Response: SELECT "D 45 O" FROM table_52015 WHERE "R 51 +" = 'd 30'