C2221333133313331311233132313331333133313331321123313231323113121
>>
C222133313331333131123313231333133313331333132112331323132311312
<<
C2221333133313331311233132313331333133313331321123313231323113123
>>
C2221333133313331311233132313331333133313331321123313231323113122
>>