C31321211113313121133133313331333133313331123313331322231123121
>>
C3132121111331312113313331333133313331333112331333132223112312
<<
C31321211113313121133133313331333133313331123313331322231123123
>>
C31321211113313121133133313331333133313331123313331322231123122
>>