C13223313311212111133133313331333133313232233133313331122223132311   >>    C1322331331121211113313331333133313331323223313331333112222313231   <<    C13223313311212111133133313331333133313232233133313331122223132313   >>      C13223313311212111133133313331333133313232233133313331122223132312   >>