B33113313132313113313223313331323132313331333133112213231323123121
>>
B3311331313231311331322331333132313231333133313311221323132312312
<<
B33113313132313113313223313331323132313331333133112213231323123123
>>
B33113313132313113313223313331323132313331333133112213231323123122
>>