C13223313311212111133133313331333132333133313331323133112213222311   >>    C1322331331121211113313331333133313233313331333132313311221322231   <<    C13223313311212111133133313331333132333133313331323133112213222313   >>      C13223313311212111133133313331333132333133313331323133112213222312   >>