B3311331313231311331322331333132313231322331311233132313331323131232312321
>>
B331133131323131133132233133313231323132233131123313231333132313123231232
<<
B3311331313231311331322331333132313231322331311233132313331323131232312323
>>
B3311331313231311331322331333132313231322331311233132313331323131232312322
>>