B3311331313231311331322331333132313231323331333131123313331323132131121131
>>
B331133131323131133132233133313231323132333133313112331333132313213112113
<<
B3311331313231311331322331333132313231323331333131123313331323132131121133
>>
B3311331313231311331322331333132313231323331333131123313331323132131121132
>>