B3311331313231311331322331333132313231323331333131333133313231333132321111111
>>
B331133131323131133132233133313231323132333133313133313331323133313232111111
<<
B3311331313231311331322331333132313231323331333131333133313231333132321111113
>>
B3311331313231311331322331333132313231323331333131333133313231333132321111112
>>