|  | C3132121111133313233121111331333133313331312121111331333131333133313331333132313231323131 
  >> |  | C313212111113331323312111133133313331333131212111133133313133313331333133313231323132313 
  << |  | C3132121111133313233121111331333133313331312121111331333131333133313331333132313231323133 
  >> |  |