B33113313132313113313223313331323132313331333133112323133313222332221
>>
B3311331313231311331322331333132313231333133313311232313331322233222
<<
B33113313132313113313223313331323132313331333133112323133313222332223
>>
B33113313132313113313223313331323132313331333133112323133313222332222
>>