B33113313132313113313223313331323132313331333133112323132313231323223313221111
>>
B3311331313231311331322331333132313231333133313311232313231323132322331322111
<<
B33113313132313113313223313331323132313331333133112323132313231323223313221113
>>
B33113313132313113313223313331323132313331333133112323132313231323223313221112
>>