C121212231313232233131323223313231323131111223132313231323131323132323331   >>    C12121223131323223313132322331323132313111122313231323132313132313232333   <<    C121212231313232233131323223313231323131111223132313231323131323132323333   >>      C121212231313232233131323223313231323131111223132313231323131323132323332   >>