B3311331313231311331322331333132313231323331333131133133313223311
>>
B331133131323131133132233133313231323132333133313113313331322331
<<
B3311331313231311331322331333132313231323331333131133133313223313
>>
B3311331313231311331322331333132313231323331333131133133313223312
>>