B33113313132313113313223313331323133313223313231333133313231323132233131111211
>>
B3311331313231311331322331333132313331322331323133313331323132313223313111121
<<
B33113313132313113313223313331323133313223313231333133313231323132233131111213
>>
B33113313132313113313223313331323133313223313231333133313231323132233131111212
>>