C111123313121111121111331333133313331323231333133313331313121111133323221
>>
C11112331312111112111133133313331333132323133313331333131312111113332322
<<
C111123313121111121111331333133313331323231333133313331313121111133323223
>>
C111123313121111121111331333133313331323231333133313331313121111133323222
>>