C321332233313331311331322121111331333133313331311221213231111123311   >>    C32133223331333131133132212111133133313331333131122121323111112331   <<    C321332233313331311331322121111331333133313331311221213231111123313   >>      C321332233313331311331322121111331333133313331311221213231111123312   >>