B3311331313231311331322331333132313231323331333131123313123232223131
>>
B331133131323131133132233133313231323132333133313112331312323222313
<<
B3311331313231311331322331333132313231323331333131123313123232223133
>>
B3311331313231311331322331333132313231323331333131123313123232223132
>>