B331133131323131133132233133313231323133313132322331323331323132313131131
>>
B33113313132313113313223313331323132313331313232233132333132313231313113
<<
B331133131323131133132233133313231323133313132322331323331323132313131133
>>
B331133131323131133132233133313231323133313132322331323331323132313131132
>>