C11112331333132311331333133313331333132313233313331333211232213121
>>
C1111233133313231133133313331333133313231323331333133321123221312
<<
C11112331333132311331333133313331333132313233313331333211232213123
>>
C11112331333132311331333133313331333132313233313331333211232213122
>>