C111123313331323113313331323133313231323132322331323133313113311233131231111
>>
C11112331333132311331333132313331323132313232233132313331311331123313123111
<<
C111123313331323113313331323133313231323132322331323133313113311233131231113
>>
C111123313331323113313331323133313231323132322331323133313113311233131231112
>>