C22121232133313231322331322331313231313231323132313113313232233131323221   >>    C2212123213331323132233132233131323131323132313231311331323223313132322   <<    C22121232133313231322331322331313231313231323132313113313232233131323223   >>      C22121232133313231322331322331313231313231323132313113313232233131323222   >>