B33132212112331323223313211232333132313331322331333133313231323132233132333331   >>    B3313221211233132322331321123233313231333132233133313331323132313223313233333   <<    B33132212112331323223313211232333132313331322331333133313231323132233132333333   >>      B33132212112331323223313211232333132313331322331333133313231323132233132333332   >>