B3311331313231311331322331333132313231333133313311232313331311112331323123131
>>
B331133131323131133132233133313231323133313331331123231333131111233132312313
<<
B3311331313231311331322331333132313231333133313311232313331311112331323123133
>>
B3311331313231311331322331333132313231333133313311232313331311112331323123132
>>