B33113313132313113313223313331323132313331333133112312121323311
>>
B3311331313231311331322331333132313231333133313311231212132331
<<
B33113313132313113313223313331323132313331333133112312121323313
>>
B33113313132313113313223313331323132313331333133112312121323312
>>