B3311331313231311331322331333132313231323331333131133133313221213231323311
>>
B331133131323131133132233133313231323132333133313113313331322121323132331
<<
B3311331313231311331322331333132313231323331333131133133313221213231323313
>>
B3311331313231311331322331333132313231323331333131133133313221213231323312
>>