B33113313132313113313223313331323331333132233312113313331333132312231
>>
B3311331313231311331322331333132333133313223331211331333133313231223
<<
B33113313132313113313223313331323331333132233312113313331333132312233
>>
B33113313132313113313223313331323331333132233312113313331333132312232
>>