C111123313121111121111331333133313331333131233133313233211331111
>>
C11112331312111112111133133313331333133313123313331323321133111
<<
C111123313121111121111331333133313331333131233133313233211331113
>>
C111123313121111121111331333133313331333131233133313233211331112
>>