C321332233313331311331322121111331333133313123132233321232322211   >>    C32133223331333131133132212111133133313331312313223332123232221   <<    C321332233313331311331322121111331333133313123132233321232322213   >>      C321332233313331311331322121111331333133313123132233321232322212   >>