B33113313132313113313223313331323132313233313331312111133133313111323331121
>>
B3311331313231311331322331333132313231323331333131211113313331311132333112
<<
B33113313132313113313223313331323132313233313331312111133133313111323331123
>>
B33113313132313113313223313331323132313233313331312111133133313111323331122
>>