|  | C31231211113313121211113313331333133313311211331333133313331333133313331312111112111112322333231 
  >> |  | C3123121111331312121111331333133313331331121133133313331333133313331333131211111211111232233323 
  << |  | C31231211113313121211113313331333133313311211331333133313331333133313331312111112111112322333233 
  >> |  |