B33113313132313113313223313331323131323133313232233133313231323123233311
>>
B3311331313231311331322331333132313132313331323223313331323132312323331
<<
B33113313132313113313223313331323131323133313232233133313231323123233313
>>
B33113313132313113313223313331323131323133313232233133313231323123233312
>>