B33113313132313113313223313331323132313233313331311233133313232212132313133311
>>
B3311331313231311331322331333132313231323331333131123313331323221213231313331
<<
B33113313132313113313223313331323132313233313331311233133313232212132313133313
>>
B33113313132313113313223313331323132313233313331311233133313232212132313133312
>>