B33132212112331323223313211232333132313331311331333132313231323323221   >>    B3313221211233132322331321123233313231333131133133313231323132332322   <<    B33132212112331323223313211232333132313331311331333132313231323323223   >>      B33132212112331323223313211232333132313331311331333132313231323323222   >>