C1111233131211111211113313331333133313331312331333133311331313111
>>
C111123313121111121111331333133313331333131233133313331133131311
<<
C1111233131211111211113313331333133313331312331333133311331313113
>>
C1111233131211111211113313331333133313331312331333133311331313112
>>