|  | C1111233133313231133133313331333133313231312111133131211113313331333131323132313111 
  >> |  | C111123313331323113313331333133313331323131211113313121111331333133313132313231311 
  << |  | C1111233133313231133133313331333133313231312111133131211113313331333131323132313113 
  >> |  |