B331133131323131133132233133313231323223313131133133313231333132232221
>>
B33113313132313113313223313331323132322331313113313331323133313223222
<<
B331133131323131133132233133313231323223313131133133313231333132232223
>>
B331133131323131133132233133313231323223313131133133313231333132232222
>>