C31232233133313221211113313331333132313331333133313331333133313121111123121131
>>
C3123223313331322121111331333133313231333133313331333133313331312111112312113
<<
C31232233133313221211113313331333132313331333133313331333133313121111123121133
>>
C31232233133313221211113313331333132313331333133313331333133313121111123121132
>>