B33113313132313113313223313331323133313231333132333133313113313331333132231211
>>
B3311331313231311331322331333132313331323133313233313331311331333133313223121
<<
B33113313132313113313223313331323133313231333132333133313113313331333132231213
>>
B33113313132313113313223313331323133313231333132333133313113313331333132231212
>>