B33113313132313113313223313331323132313233313331313331333132313211232321131
>>
B3311331313231311331322331333132313231323331333131333133313231321123232113
<<
B33113313132313113313223313331323132313233313331313331333132313211232321133
>>
B33113313132313113313223313331323132313233313331313331333132313211232321132
>>