B33113313132313113313223313331323132333132313331313331323132322232212331
>>
B3311331313231311331322331333132313233313231333131333132313232223221233
<<
B33113313132313113313223313331323132333132313331313331323132322232212333
>>
B33113313132313113313223313331323132333132313331313331323132322232212332
>>