B33113313132313113313223313331323132313233313331312111133133313133313332112121
>>
B3311331313231311331322331333132313231323331333131211113313331313331333211212
<<
B33113313132313113313223313331323132313233313331312111133133313133313332112123
>>
B33113313132313113313223313331323132313233313331312111133133313133313332112122
>>