C321332233313331311331322121111331333133313232232331231313233121   >>    C32133223331333131133132212111133133313331323223233123131323312   <<    C321332233313331311331322121111331333133313232232331231313233123   >>      C321332233313331311331322121111331333133313232232331231313233122   >>