B3311331313231311331322331333131133132333132333133313223313231333132311331
>>
B331133131323131133132233133313113313233313233313331322331323133313231133
<<
B3311331313231311331322331333131133132333132333133313223313231333132311333
>>
B3311331313231311331322331333131133132333132333133313223313231333132311332
>>