C321332233313331311331322121111331333133313233231233213331121221   >>    C32133223331333131133132212111133133313331323323123321333112122   <<    C321332233313331311331322121111331333133313233231233213331121223   >>      C321332233313331311331322121111331333133313233231233213331121222   >>