C111123313331323113313331333133313331323132311233132313132313231311
>>
C11112331333132311331333133313331333132313231123313231313231323131
<<
C111123313331323113313331333133313331323132311233132313132313231313
>>
C111123313331323113313331333133313331323132311233132313132313231312
>>