B3311331313231311331322331333132333131333131333133313231323132313331322123231
>>
B331133131323131133132233133313233313133313133313331323132313231333132212323
<<
B3311331313231311331322331333132333131333131333133313231323132313331322123233
>>
B3311331313231311331322331333132333131333131333133313231323132313331322123232
>>