B331133131323131133132233133313231313231333132322331323131123313131131
>>
B33113313132313113313223313331323131323133313232233132313112331313113
<<
B331133131323131133132233133313231313231333132322331323131123313131133
>>
B331133131323131133132233133313231313231333132322331323131123313131132
>>