B3311331313231311331322331333132313331322331323133313231333133323213231211
>>
B331133131323131133132233133313231333132233132313331323133313332321323121
<<
B3311331313231311331322331333132313331322331323133313231333133323213231213
>>
B3311331313231311331322331333132313331322331323133313231333133323213231212
>>