B331133131323131133132233133313231323133313132322331323133313232223333321
>>
B33113313132313113313223313331323132313331313232233132313331323222333332
<<
B331133131323131133132233133313231323133313132322331323133313232223333323
>>
B331133131323131133132233133313231323133313132322331323133313232223333322
>>