B33132212112331323223313211232333132313331322331333133313331312111133222311   >>    B3313221211233132322331321123233313231333132233133313331333131211113322231   <<    B33132212112331323223313211232333132313331322331333133313331312111133222313   >>      B33132212112331323223313211232333132313331322331333133313331312111133222312   >>