B33132212112331323223313211232333132313331322331333133313231323223313131111   >>    B3313221211233132322331321123233313231333132233133313331323132322331313111   <<    B33132212112331323223313211232333132313331322331333133313231323223313131113   >>      B33132212112331323223313211232333132313331322331333133313231323223313131112   >>