B331133131323131133132233133313231333132313331323331313311232313232221
>>
B33113313132313113313223313331323133313231333132333131331123231323222
<<
B331133131323131133132233133313231333132313331323331313311232313232223
>>
B331133131323131133132233133313231333132313331323331313311232313232222
>>