B33113313132313113313223313331323223313232313331333133313112113121111311
>>
B3311331313231311331322331333132322331323231333133313331311211312111131
<<
B33113313132313113313223313331323223313232313331333133313112113121111313
>>
B33113313132313113313223313331323223313232313331333133313112113121111312
>>