B3311331313231311331322331333132333131333131333133313231323131111211
>>
B331133131323131133132233133313233313133313133313331323132313111121
<<
B3311331313231311331322331333132333131333131333133313231323131111213
>>
B3311331313231311331322331333132333131333131333133313231323131111212
>>