B3311331313231311331322331333132313231333133313311232313331323123232131
>>
B331133131323131133132233133313231323133313331331123231333132312323213
<<
B3311331313231311331322331333132313231333133313311232313331323123232133
>>
B3311331313231311331322331333132313231333133313311232313331323123232132
>>