B3311331313231311331322331333132313233313233313132333133313231323231311111
>>
B331133131323131133132233133313231323331323331313233313331323132323131111
<<
B3311331313231311331322331333132313233313233313132333133313231323231311113
>>
B3311331313231311331322331333132313233313233313132333133313231323231311112
>>