B33113313132313113313223313331323133313231313232233132312323132313232221
>>
B3311331313231311331322331333132313331323131323223313231232313231323222
<<
B33113313132313113313223313331323133313231313232233132312323132313232223
>>
B33113313132313113313223313331323133313231313232233132312323132313232222
>>