C111123313331323113313331333133313331323133113313331333121112121
>>
C11112331333132311331333133313331333132313311331333133312111212
<<
C111123313331323113313331333133313331323133113313331333121112123
>>
C111123313331323113313331333133313331323133113313331333121112122
>>