B33113313132313113313223313331323132313331333133112323133313221323132231
>>
B3311331313231311331322331333132313231333133313311232313331322132313223
<<
B33113313132313113313223313331323132313331333133112323133313221323132233
>>
B33113313132313113313223313331323132313331333133112323133313221323132232
>>