B3311331313231311331322331333132313231323132313133313231333132322232333131
>>
B331133131323131133132233133313231323132313231313331323133313232223233313
<<
B3311331313231311331322331333132313231323132313133313231333132322232333133
>>
B3311331313231311331322331333132313231323132313133313231333132322232333132
>>