C31321211113313121133133313331333133313331123313331312111112111113232222121
>>
C3132121111331312113313331333133313331333112331333131211111211111323222212
<<
C31321211113313121133133313331333133313331123313331312111112111113232222123
>>
C31321211113313121133133313331333133313331123313331312111112111113232222122
>>