B331133131323131133132233133313231323133313331331123231333132313331322123111
>>
B33113313132313113313223313331323132313331333133112323133313231333132212311
<<
B331133131323131133132233133313231323133313331331123231333132313331322123113
>>
B331133131323131133132233133313231323133313331331123231333132313331322123112
>>