B33113313132313113313223313331323133313221323331333132313231323231111
>>
B3311331313231311331322331333132313331322132333133313231323132323111
<<
B33113313132313113313223313331323133313221323331333132313231323231113
>>
B33113313132313113313223313331323133313221323331333132313231323231112
>>