C121212231313232233131323223313231323132313331323131333132313321   >>    C12121223131323223313132322331323132313231333132313133313231332   <<    C121212231313232233131323223313231323132313331323131333132313323   >>      C121212231313232233131323223313231323132313331323131333132313322   >>