C313212111133131211331333133313331333231322331333133313232233131   >>    C31321211113313121133133313331333133323132233133313331323223313   <<    C313212111133131211331333133313331333231322331333133313232233133   >>      C313212111133131211331333133313331333231322331333133313232233132   >>