C13223313311212111133133313331312111133133313223211111333131111211   >>    C1322331331121211113313331333131211113313331322321111133313111121   <<    C13223313311212111133133313331312111133133313223211111333131111213   >>      C13223313311212111133133313331312111133133313223211111333131111212   >>