B331133131323131133132233133313231333132313132322331323331323132313221221
>>
B33113313132313113313223313331323133313231313232233132333132313231322122
<<
B331133131323131133132233133313231333132313132322331323331323132313221223
>>
B331133131323131133132233133313231333132313132322331323331323132313221222
>>