C11112331312111112111133133313231333132313232233133112121121132311
>>
C1111233131211111211113313331323133313231323223313311212112113231
<<
C11112331312111112111133133313231333132313232233133112121121132313
>>
C11112331312111112111133133313231333132313232233133112121121132312
>>