C221212321333132313223313223313132313132313231323131133132313232332322311   >>    C22121232133313231322331322331313231313231323132313113313231323233232231   <<    C221212321333132313223313223313132313132313231323131133132313232332322313   >>      C221212321333132313223313223313132313132313231323131133132313232332322312   >>