C3123121111113313121111331333132313331333131212111133132322333132313131
>>
C312312111111331312111133133313231333133313121211113313232233313231313
<<
C3123121111113313121111331333132313331333131212111133132322333132313133
>>
C3123121111113313121111331333132313331333131212111133132322333132313132
>>