C3213322333133313113313221211113313331333132322333232223121311331   >>    C321332233313331311331322121111331333133313232233323222312131133   <<    C3213322333133313113313221211113313331333132322333232223121311333   >>      C3213322333133313113313221211113313331333132322333232223121311332   >>