B3313221211233132322331321123233313231333132233133313331323223313121311
>>
B331322121123313232233132112323331323133313223313331333132322331312131
<<
B3313221211233132322331321123233313231333132233133313331323223313121313
>>
B3313221211233132322331321123233313231333132233133313331323223313121312
>>