C13223313311212111133133313331333133313232233133313113133313331323132313111   >>    C1322331331121211113313331333133313331323223313331311313331333132313231311   <<    C13223313311212111133133313331333133313232233133313113133313331323132313113   >>      C13223313311212111133133313331333133313232233133313113133313331323132313112   >>