C3123121111113313121111331333132313331333131212111111221123232111
>>
C312312111111331312111133133313231333133313121211111122112323211
<<
C3123121111113313121111331333132313331333131212111111221123232113
>>
C3123121111113313121111331333132313331333131212111111221123232112
>>