SCHEMA:
CREATE TABLE table_name_13 (copaxone VARCHAR, mitoxantrone VARCHAR, betaseron__beta_1b_ VARCHAR)
USER:
Name the copaxone with mitoxantrone of no and betaseron (beta-1b) of no

QUERY:
SELECT copaxone FROM table_name_13 WHERE mitoxantrone = "no" AND betaseron__beta_1b_ = "no"