B3311331313231311331322331333132313231323331333131123313331323132231133221
>>
B331133131323131133132233133313231323132333133313112331333132313223113322
<<
B3311331313231311331322331333132313231323331333131123313331323132231133223
>>
B3311331313231311331322331333132313231323331333131123313331323132231133222
>>