C13223313311212111133133313331333133313232233133313113313231133131111311   >>    C1322331331121211113313331333133313331323223313331311331323113313111131   <<    C13223313311212111133133313331333133313232233133313113313231133131111313   >>      C13223313311212111133133313331333133313232233133313113313231133131111312   >>