B3311331313231311331322331333132313233313233313132333133313231323223332331
>>
B331133131323131133132233133313231323331323331313233313331323132322333233
<<
B3311331313231311331322331333132313233313233313132333133313231323223332333
>>
B3311331313231311331322331333132313233313233313132333133313231323223332332
>>