B331133131323131133132233133313231323223313131133133313113313221311211
>>
B33113313132313113313223313331323132322331313113313331311331322131121
<<
B331133131323131133132233133313231323223313131133133313113313221311213
>>
B331133131323131133132233133313231323223313131133133313113313221311212
>>