B3311331313231311331322331333131133132333132333133313223313231321123123233231
>>
B331133131323131133132233133313113313233313233313331322331323132112312323323
<<
B3311331313231311331322331333131133132333132333133313223313231321123123233233
>>
B3311331313231311331322331333131133132333132333133313223313231321123123233232
>>