B331133131323131133132233133313231323133313331331123231333132313331312111111
>>
B33113313132313113313223313331323132313331333133112323133313231333131211111
<<
B331133131323131133132233133313231323133313331331123231333132313331312111113
>>
B331133131323131133132233133313231323133313331331123231333132313331312111112
>>