C13223313311212111133133313331333131212111113331333133313112211231211331   >>    C1322331331121211113313331333133313121211111333133313331311221123121133   <<    C13223313311212111133133313331333131212111113331333133313112211231211333   >>      C13223313311212111133133313331333131212111113331333133313112211231211332   >>