B331133131323131133132233133313233313132313231323133313331323131311213111
>>
B33113313132313113313223313331323331313231323132313331333132313131121311
<<
B331133131323131133132233133313233313132313231323133313331323131311213113
>>
B331133131323131133132233133313233313132313231323133313331323131311213112
>>