C13223313311212111133133313331333133313232233133313311211111211111311113311   >>    C1322331331121211113313331333133313331323223313331331121111121111131111331   <<    C13223313311212111133133313331333133313232233133313311211111211111311113313   >>      C13223313311212111133133313331333133313232233133313311211111211111311113312   >>