C13223313311212111133133313331333132333133313331323132232131211   >>    C1322331331121211113313331333133313233313331333132313223213121   <<    C13223313311212111133133313331333132333133313331323132232131213   >>      C13223313311212111133133313331333132333133313331323132232131212   >>