B33113313132313113313223313331323132313331313232233133313231323221311111
>>
B3311331313231311331322331333132313231333131323223313331323132322131111
<<
B33113313132313113313223313331323132313331313232233133313231323221311113
>>
B33113313132313113313223313331323132313331313232233133313231323221311112
>>