C11111211113313112113313331333133313331333121131211111211113311233131121211
>>
C1111121111331311211331333133313331333133312113121111121111331123313112121
<<
C11111211113313112113313331333133313331333121131211111211113311233131121213
>>
C11111211113313112113313331333133313331333121131211111211113311233131121212
>>