C111123313331323113313331333133313231323133312111133131121131311
>>
C11112331333132311331333133313331323132313331211113313112113131
<<
C111123313331323113313331333133313231323133312111133131121131313
>>
C111123313331323113313331333133313231323133312111133131121131312
>>