C111123313121111121111331333133313331333133313331333133313331322123313123321
>>
C11112331312111112111133133313331333133313331333133313331333132212331312332
<<
C111123313121111121111331333133313331333133313331333133313331322123313123323
>>
C111123313121111121111331333133313331333133313331333133313331322123313123322
>>