C31232233133313221211113313331333133313113311331333133313121111332211231
>>
C3123223313331322121111331333133313331311331133133313331312111133221123
<<
C31232233133313221211113313331333133313113311331333133313121111332211233
>>
C31232233133313221211113313331333133313113311331333133313121111332211232
>>