C13223313311212111133133313331333133313232233133313112211232313331123231   >>    C1322331331121211113313331333133313331323223313331311221123231333112323   <<    C13223313311212111133133313331333133313232233133313112211232313331123233   >>      C13223313311212111133133313331333133313232233133313112211232313331123232   >>