C111123313331323113313331333133313331323132311233132323112323131121
>>
C11112331333132311331333133313331333132313231123313232311232313112
<<
C111123313331323113313331333133313331323132311233132323112323131123
>>
C111123313331323113313331333133313331323132311233132323112323131122
>>