C13223313311212111133133313331333132333133313331333131133131212112211231   >>    C1322331331121211113313331333133313233313331333133313113313121211221123   <<    C13223313311212111133133313331333132333133313331333131133131212112211233   >>      C13223313311212111133133313331333132333133313331333131133131212112211232   >>