C222133313331333131123313231333133313331333131123313121111121111132112213211
>>
C22213331333133313112331323133313331333133313112331312111112111113211221321
<<
C222133313331333131123313231333133313331333131123313121111121111132112213213
>>
C222133313331333131123313231333133313331333131123313121111121111132112213212
>>