C221212321333132313223313223313132313132313231323131133132323312311   >>    C22121232133313231322331322331313231313231323132313113313232331231   <<    C221212321333132313223313223313132313132313231323131133132323312313   >>      C221212321333132313223313223313132313132313231323131133132323312312   >>