B33113313132313113313223313331323132313233313331312133313111111
>>
B3311331313231311331322331333132313231323331333131213331311111
<<
B33113313132313113313223313331323132313233313331312133313111113
>>
B33113313132313113313223313331323132313233313331312133313111112
>>