C3123121111113313121111331323133313331323133313231333133313331333221321
>>
C312312111111331312111133132313331333132313331323133313331333133322132
<<
C3123121111113313121111331323133313331323133313231333133313331333221323
>>
C3123121111113313121111331323133313331323133313231333133313331333221322
>>