C11112331333132311331333133313331323132313331211111121131131211
>>
C1111233133313231133133313331333132313231333121111112113113121
<<
C11112331333132311331333133313331323132313331211111121131131213
>>
C11112331333132311331333133313331323132313331211111121131131212
>>