C1111233133313231133133313331333131211111331121211113313232221311
>>
C111123313331323113313331333133313121111133112121111331323222131
<<
C1111233133313231133133313331333131211111331121211113313232221313
>>
C1111233133313231133133313331333131211111331121211113313232221312
>>