C1212122313132322331313232233132313231311112231323132313231323132131   >>    C121212231313232233131323223313231323131111223132313231323132313213   <<    C1212122313132322331313232233132313231311112231323132313231323132133   >>      C1212122313132322331313232233132313231311112231323132313231323132132   >>