B3311331313231311331322331333131133133313231133133313232213231323132313331
>>
B331133131323131133132233133313113313331323113313331323221323132313231333
<<
B3311331313231311331322331333131133133313231133133313232213231323132313333
>>
B3311331313231311331322331333131133133313231133133313232213231323132313332
>>