C111123313121111121111331333133313331323231333133313121111331212231
>>
C11112331312111112111133133313331333132323133313331312111133121223
<<
C111123313121111121111331333133313331323231333133313121111331212233
>>
C111123313121111121111331333133313331323231333133313121111331212232
>>