B3311331313231311331322331333132233131133132233133313231331123233331
>>
B331133131323131133132233133313223313113313223313331323133112323333
<<
B3311331313231311331322331333132233131133132233133313231331123233333
>>
B3311331313231311331322331333132233131133132233133313231331123233332
>>