C3213322333133313113313221211113313331333131231322333211312113121   >>    C321332233313331311331322121111331333133313123132233321131211312   <<    C3213322333133313113313221211113313331333131231322333211312113123   >>      C3213322333133313113313221211113313331333131231322333211312113122   >>