C3213322333133313113313221211113313331333133313121121123321311332322311   >>    C321332233313331311331322121111331333133313331312112112332131133232231   <<    C3213322333133313113313221211113313331333133313121121123321311332322313   >>      C3213322333133313113313221211113313331333133313121121123321311332322312   >>