B3313221211233132322331321123233313231333132233133313331333131332233131
>>
B331322121123313232233132112323331323133313223313331333133313133223313
<<
B3313221211233132322331321123233313231333132233133313331333131332233133
>>
B3313221211233132322331321123233313231333132233133313331333131332233132
>>