|  | C31231211111133131211113313331312111113331311331323133313331323133313113313331313331121 
  >> |  | C3123121111113313121111331333131211111333131133132313331333132313331311331333131333112 
  << |  | C31231211111133131211113313331312111113331311331323133313331323133313113313331313331123 
  >> |  |