B33113313132313113313223313331323331313231323132313331333132313131221
>>
B3311331313231311331322331333132333131323132313231333133313231313122
<<
B33113313132313113313223313331323331313231323132313331333132313131223
>>
B33113313132313113313223313331323331313231323132313331333132313131222
>>