C22121232133313231322331322331313231313231323132313113313232233131231321   >>    C2212123213331323132233132233131323131323132313231311331323223313123132   <<    C22121232133313231322331322331313231313231323132313113313232233131231323   >>      C22121232133313231322331322331313231313231323132313113313232233131231322   >>