B33132212112331323223313211232333132313331322331333133313331311331333131232231   >>    B3313221211233132322331321123233313231333132233133313331333131133133313123223   <<    B33132212112331323223313211232333132313331322331333133313331311331333131232233   >>      B33132212112331323223313211232333132313331322331333133313331311331333131232232   >>