CREATE TABLE table_name_68 (cyrillic_code VARCHAR2, latin_2_letter_code VARCHAR2)

What is the Cyrillic code with a cu Latin 2-letter code?
SELECT cyrillic_code FROM table_name_68 WHERE latin_2_letter_code = "cu"
SELECT "cyrillic_code" FROM "table_name_68" WHERE "cu" = "latin_2_letter_code"