B33113313132313113313223313331311331323112331323133313331323132211311
>>
B3311331313231311331322331333131133132311233132313331333132313221131
<<
B33113313132313113313223313331311331323112331323133313331323132211313
>>
B33113313132313113313223313331311331323112331323133313331323132211312
>>