B331133131323131133132233133313231333132233132313331333133313223322221
>>
B33113313132313113313223313331323133313223313231333133313331322332222
<<
B331133131323131133132233133313231333132233132313331333133313223322223
>>
B331133131323131133132233133313231333132233132313331333133313223322222
>>