|  | C312312111133131212111133133313331333133112113313331333133313331333133313133313112111 
  >> |  | C31231211113313121211113313331333133313311211331333133313331333133313331313331311211 
  << |  | C312312111133131212111133133313331333133112113313331333133313331333133313133313112113 
  >> |  |