B33132212112331323223313211232333132313331322331333133313331311311221   >>    B3313221211233132322331321123233313231333132233133313331333131131122   <<    B33132212112331323223313211232333132313331322331333133313331311311223   >>      B33132212112331323223313211232333132313331322331333133313331311311222   >>