B3311331313231311331322331333131133132311233132313331333132322122311
>>
B331133131323131133132233133313113313231123313231333133313232212231
<<
B3311331313231311331322331333131133132311233132313331333132322122313
>>
B3311331313231311331322331333131133132311233132313331333132322122312
>>