B331133131323131133132233133313231323331323133313133313331323331123231311331
>>
B33113313132313113313223313331323132333132313331313331333132333112323131133
<<
B331133131323131133132233133313231323331323133313133313331323331123231311333
>>
B331133131323131133132233133313231323331323133313133313331323331123231311332
>>