C13223313311212111133133313331333133313232233133313112113322231331   >>    C1322331331121211113313331333133313331323223313331311211332223133   <<    C13223313311212111133133313331333133313232233133313112113322231333   >>      C13223313311212111133133313331333133313232233133313112113322231332   >>