C321332233313331311331322121111331333133313231333233121122121121221   >>    C32133223331333131133132212111133133313331323133323312112212112122   <<    C321332233313331311331322121111331333133313231333233121122121121223   >>      C321332233313331311331322121111331333133313231333233121122121121222   >>