C313212111133131211331333133313121111331322131211113313221311211311
>>
C31321211113313121133133313331312111133132213121111331322131121131
<<
C313212111133131211331333133313121111331322131211113313221311211313
>>
C313212111133131211331333133313121111331322131211113313221311211312
>>