C321332233313331311331322121111331333133313113123323221313311221   >>    C32133223331333131133132212111133133313331311312332322131331122   <<    C321332233313331311331322121111331333133313113123323221313311223   >>      C321332233313331311331322121111331333133313113123323221313311222   >>