|  | C312312111133131212111133133313231333133313331322121111331333133313331312121111331333131213111 
  >> |  | C31231211113313121211113313331323133313331333132212111133133313331333131212111133133313121311 
  << |  | C312312111133131212111133133313231333133313331322121111331333133313331312121111331333131213113 
  >> |  |