B3311331313231311331322331333132313231323331333131123313331323221323132312311
>>
B331133131323131133132233133313231323132333133313112331333132322132313231231
<<
B3311331313231311331322331333132313231323331333131123313331323221323132312313
>>
B3311331313231311331322331333132313231323331333131123313331323221323132312312
>>