C321332233313331311331322121111331333133313111133132222213212121   >>    C32133223331333131133132212111133133313331311113313222221321212   <<    C321332233313331311331322121111331333133313111133132222213212123   >>      C321332233313331311331322121111331333133313111133132222213212122   >>