C13223313311212111133133313331333133313232233133313121111331333133313311211331   >>    C1322331331121211113313331333133313331323223313331312111133133313331331121133   <<    C13223313311212111133133313331333133313232233133313121111331333133313311211333   >>      C13223313311212111133133313331333133313232233133313121111331333133313311211332   >>