B33113313132313113313223313331323132313233313331312111133133313113313222213111
>>
B3311331313231311331322331333132313231323331333131211113313331311331322221311
<<
B33113313132313113313223313331323132313233313331312111133133313113313222213113
>>
B33113313132313113313223313331323132313233313331312111133133313113313222213112
>>