B33113313132313113313223313331311331323331323331333132233132313113313232321311
>>
B3311331313231311331322331333131133132333132333133313223313231311331323232131
<<
B33113313132313113313223313331311331323331323331333132233132313113313232321313
>>
B33113313132313113313223313331311331323331323331333132233132313113313232321312
>>