B33113313132313113313223313331323132313331333133112111111331313331313232223131
>>
B3311331313231311331322331333132313231333133313311211111133131333131323222313
<<
B33113313132313113313223313331323132313331333133112111111331313331313232223133
>>
B33113313132313113313223313331323132313331333133112111111331313331313232223132
>>