C111123313121111121111331333133313331333133313331333133323133331211
>>
C11112331312111112111133133313331333133313331333133313332313333121
<<
C111123313121111121111331333133313331333133313331333133323133331213
>>
C111123313121111121111331333133313331333133313331333133323133331212
>>