C321332233313331311331322121111331333133313112123231212232233311   >>    C32133223331333131133132212111133133313331311212323121223223331   <<    C321332233313331311331322121111331333133313112123231212232233313   >>      C321332233313331311331322121111331333133313112123231212232233312   >>