B33113313132313113313223313331323132333132313331311331331123222333131
>>
B3311331313231311331322331333132313233313231333131133133112322233313
<<
B33113313132313113313223313331323132333132313331311331331123222333133
>>
B33113313132313113313223313331323132333132313331311331331123222333132
>>