B3311331313231311331322331333132313231323331333131133133313232112323112311
>>
B331133131323131133132233133313231323132333133313113313331323211232311231
<<
B3311331313231311331322331333132313231323331333131133133313232112323112313
>>
B3311331313231311331322331333132313231323331333131133133313232112323112312
>>