C11112331312111112111133133313331333133313223223313331331123121311
>>
C1111233131211111211113313331333133313331322322331333133112312131
<<
C11112331312111112111133133313331333133313223223313331331123121313
>>
C11112331312111112111133133313331333133313223223313331331123121312
>>