C1212122313132322331313232233132313231323133313231311331311332331   >>    C121212231313232233131323223313231323132313331323131133131133233   <<    C1212122313132322331313232233132313231323133313231311331311332333   >>      C1212122313132322331313232233132313231323133313231311331311332332   >>