B33132212112331323223313211232333132313331322331333133313232233132312111   >>    B3313221211233132322331321123233313231333132233133313331323223313231211   <<    B33132212112331323223313211232333132313331322331333133313232233132312113   >>      B33132212112331323223313211232333132313331322331333133313232233132312112   >>