|  | C3132121111331312113313331333133313113313331311331333132313331313331333133313331311331323233121 
  >> |  | C313212111133131211331333133313331311331333131133133313231333131333133313331333131133132323312 
  << |  | C3132121111331312113313331333133313113313331311331333132313331313331333133313331311331323233123 
  >> |  |