C11112331312111112111133133313331333133313331312111133121111331333132313223111
>>
C1111233131211111211113313331333133313331333131211113312111133133313231322311
<<
C11112331312111112111133133313331333133313331312111133121111331333132313223113
>>
C11112331312111112111133133313331333133313331312111133121111331333132313223112
>>