C321332233313331311331322121111331333133313111133132223223112221   >>    C32133223331333131133132212111133133313331311113313222322311222   <<    C321332233313331311331322121111331333133313111133132223223112223   >>      C321332233313331311331322121111331333133313111133132223223112222   >>