C31321211113313121133133313331333133313311211111333133313233123211312112121
>>
C3132121111331312113313331333133313331331121111133313331323312321131211212
<<
C31321211113313121133133313331333133313311211111333133313233123211312112123
>>
C31321211113313121133133313331333133313311211111333133313233123211312112122
>>