B3311331313231311331322331333132313231323331333131121133132313331123323231
>>
B331133131323131133132233133313231323132333133313112113313231333112332323
<<
B3311331313231311331322331333132313231323331333131121133132313331123323233
>>
B3311331313231311331322331333132313231323331333131121133132313331123323232
>>