C13223313311212111133133313331333133313232233133313331333113313232233331   >>    C1322331331121211113313331333133313331323223313331333133311331323223333   <<    C13223313311212111133133313331333133313232233133313331333113313232233333   >>      C13223313311212111133133313331333133313232233133313331333113313232233332   >>