B3311331313231311331322331333132313231323331333131133133313113313112111211
>>
B331133131323131133132233133313231323132333133313113313331311331311211121
<<
B3311331313231311331322331333132313231323331333131133133313113313112111213
>>
B3311331313231311331322331333132313231323331333131133133313113313112111212
>>