C1111233133313231133133313331333133313231331133133313331321123222221
>>
C111123313331323113313331333133313331323133113313331333132112322222
<<
C1111233133313231133133313331333133313231331133133313331321123222223
>>
C1111233133313231133133313331333133313231331133133313331321123222222
>>