B33113313132313113313223313331323132333132313331311331333132333133313223122321
>>
B3311331313231311331322331333132313233313231333131133133313233313331322312232
<<
B33113313132313113313223313331323132333132313331311331333132333133313223122323
>>
B33113313132313113313223313331323132333132313331311331333132333133313223122322
>>