B331133131323131133132233133313231333132233132313331333133313233213121221
>>
B33113313132313113313223313331323133313223313231333133313331323321312122
<<
B331133131323131133132233133313231333132233132313331333133313233213121223
>>
B331133131323131133132233133313231333132233132313331333133313233213121222
>>