B33132212112331323223313211232333132313331322331333133313231323131211231   >>    B3313221211233132322331321123233313231333132233133313331323132313121123   <<    B33132212112331323223313211232333132313331322331333133313231323131211233   >>      B33132212112331323223313211232333132313331322331333133313231323131211232   >>