B33113313132313113313223313331323331333132313321133133313331323132211231
>>
B3311331313231311331322331333132333133313231332113313331333132313221123
<<
B33113313132313113313223313331323331333132313321133133313331323132211233
>>
B33113313132313113313223313331323331333132313321133133313331323132211232
>>