C321332233313331311331322121111331333133313331311221213211233231   >>    C32133223331333131133132212111133133313331333131122121321123323   <<    C321332233313331311331322121111331333133313331311221213211233233   >>      C321332233313331311331322121111331333133313331311221213211233232   >>