B3311331313231311331322331333132313231323331333131211113313331333131132232321
>>
B331133131323131133132233133313231323132333133313121111331333133313113223232
<<
B3311331313231311331322331333132313231323331333131211113313331333131132232323
>>
B3311331313231311331322331333132313231323331333131211113313331333131132232322
>>