B3311331313231311331322331333132313231333131323223313133313133313111311
>>
B331133131323131133132233133313231323133313132322331313331313331311131
<<
B3311331313231311331322331333132313231333131323223313133313133313111313
>>
B3311331313231311331322331333132313231333131323223313133313133313111312
>>