C13223313311212111133133313331333133313232233133313113313311233133313231311131   >>    C1322331331121211113313331333133313331323223313331311331331123313331323131113   <<    C13223313311212111133133313331333133313232233133313113313311233133313231311133   >>      C13223313311212111133133313331333133313232233133313113313311233133313231311132   >>