B3311331313231311331322331333132313231323331333131133132323313221
>>
B331133131323131133132233133313231323132333133313113313232331322
<<
B3311331313231311331322331333132313231323331333131133132323313223
>>
B3311331313231311331322331333132313231323331333131133132323313222
>>