|  | C22121333132313311211113313331333133311211312111112111133131133133313331313331311211 
  >> |  | C2212133313231331121111331333133313331121131211111211113313113313331333131333131121 
  << |  | C22121333132313311211113313331333133311211312111112111133131133133313331313331311213 
  >> |  |