C321332233313331311331322121111331333133313111133132222211213323211   >>    C32133223331333131133132212111133133313331311113313222221121332321   <<    C321332233313331311331322121111331333133313111133132222211213323213   >>      C321332233313331311331322121111331333133313111133132222211213323212   >>