C31231211111211111312133313331333133313331333133321123231333133313223133121
>>
C3123121111121111131213331333133313331333133313332112323133313331322313312
<<
C31231211111211111312133313331333133313331333133321123231333133313223133123
>>
C31231211111211111312133313331333133313331333133321123231333133313223133122
>>