B331133131323131133132233133313231323131333133313231323132313331121231
>>
B33113313132313113313223313331323132313133313331323132313231333112123
<<
B331133131323131133132233133313231323131333133313231323132313331121233
>>
B331133131323131133132233133313231323131333133313231323132313331121232
>>