B3311331313231311331322331333132313231323331333131323133313233313123223321
>>
B331133131323131133132233133313231323132333133313132313331323331312322332
<<
B3311331313231311331322331333132313231323331333131323133313233313123223323
>>
B3311331313231311331322331333132313231323331333131323133313233313123223322
>>