B33113313132313113313223313331311331333132312113313331323132313113313232211231
>>
B3311331313231311331322331333131133133313231211331333132313231311331323221123
<<
B33113313132313113313223313331311331333132312113313331323132313113313232211233
>>
B33113313132313113313223313331311331333132312113313331323132313113313232211232
>>