B33132212112331323223313211232333132313331322331333133313331323223313221211
>>
B3313221211233132322331321123233313231333132233133313331333132322331322121
<<
B33132212112331323223313211232333132313331322331333133313331323223313221213
>>
B33132212112331323223313211232333132313331322331333133313331323223313221212
>>