C222133313331333131123313231333133313331333112113311233131133133311212121
>>
C22213331333133313112331323133313331333133311211331123313113313331121212
<<
C222133313331333131123313231333133313331333112113311233131133133311212123
>>
C222133313331333131123313231333133313331333112113311233131133133311212122
>>