C121212231313232233131323223313231323132313331323131333132321111   >>    C12121223131323223313132322331323132313231333132313133313232111   <<    C121212231313232233131323223313231323132313331323131333132321113   >>      C121212231313232233131323223313231323132313331323131333132321112   >>