C12121212311232322331313232233132333132313232223132313231331123231111
>>
C1212121231123232233131323223313233313231323222313231323133112323111
<<
C12121212311232322331313232233132333132313232223132313231331123231113
>>
C12121212311232322331313232233132333132313232223132313231331123231112
>>