C222133313331333131123313231333133313331333133313331333133313113313231322231211
>>
C22213331333133313112331323133313331333133313331333133313331311331323132223121
<<
C222133313331333131123313231333133313331333133313331333133313113313231322231213
>>
C222133313331333131123313231333133313331333133313331333133313113313231322231212
>>