B33132212112331323223313211232333132313331322331333133313331323231111
>>
B3313221211233132322331321123233313231333132233133313331333132323111
<<
B33132212112331323223313211232333132313331322331333133313331323231113
>>
B33132212112331323223313211232333132313331322331333133313331323231112
>>