Query to get concurrent program request sets

SELECT DISTINCT user_request_set_name

  FROM fnd_request_sets_tl

 WHERE request_set_id IN (SELECT request_set_id

                            FROM fnd_request_set_programs

                           WHERE concurrent_program_id =

                                    (SELECT concurrent_program_id

                                       FROM fnd_concurrent_programs_tl

                                      WHERE UPPER (user_concurrent_program_name) = UPPER ('&enter_prog_name')));