|  | C1111233133313231133133313331333133313231312111133133313233313331333133313331333132333231 
  >> |  | C111123313331323113313331333133313331323131211113313331323331333133313331333133313233323 
  << |  | C1111233133313231133133313331333133313231312111133133313233313331333133313331333132333233 
  >> |  |