B33113313132313113313223313331323133313223313231333132313232211131
>>
B3311331313231311331322331333132313331322331323133313231323221113
<<
B33113313132313113313223313331323133313223313231333132313232211133
>>
B33113313132313113313223313331323133313223313231333132313232211132
>>