B3311331313231311331322331333131133132311233132313331333132312323132313332321
>>
B331133131323131133132233133313113313231123313231333133313231232313231333232
<<
B3311331313231311331322331333131133132311233132313331333132312323132313332323
>>
B3311331313231311331322331333131133132311233132313331333132312323132313332322
>>