Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_58 (d_42_√ VARCHAR, d_49_√ VARCHAR)
### Question:
Name the D 42 √ for when it has D 49 √ of r 12
### Answer:
SELECT d_42_√ FROM table_name_58 WHERE d_49_√ = "r 12"