B3313221211233132322331321123233313231333132233133313331333132211211311
>>
B331322121123313232233132112323331323133313223313331333133313221121131
<<
B3313221211233132322331321123233313231333132233133313331333132211211313
>>
B3313221211233132322331321123233313231333132233133313331333132211211312
>>