B33132212112331323223313211232333132313331322331333133313231323132331221   >>    B3313221211233132322331321123233313231333132233133313331323132313233122   <<    B33132212112331323223313211232333132313331322331333133313231323132331223   >>      B33132212112331323223313211232333132313331322331333133313231323132331222   >>