C1111223321333132312323132313132313231323223313231333112211231323111   >>    C111122332133313231232313231313231323132322331323133311221123132311   <<    C1111223321333132312323132313132313231323223313231333112211231323113   >>      C1111223321333132312323132313132313231323223313231333112211231323112   >>