B3311331313231311331322331333132333133313231332113313331333133323132313111121
>>
B331133131323131133132233133313233313331323133211331333133313332313231311112
<<
B3311331313231311331322331333132333133313231332113313331333133323132313111123
>>
B3311331313231311331322331333132333133313231332113313331333133323132313111122
>>