C3213322333133313113313221211113313331333133313121121123322121112231   >>    C321332233313331311331322121111331333133313331312112112332212111223   <<    C3213322333133313113313221211113313331333133313121121123322121112233   >>      C3213322333133313113313221211113313331333133313121121123322121112232   >>