B33113313132313113313223313331323133313221211331333133313331333131232133121
>>
B3311331313231311331322331333132313331322121133133313331333133313123213312
<<
B33113313132313113313223313331323133313221211331333133313331333131232133123
>>
B33113313132313113313223313331323133313221211331333133313331333131232133122
>>