B33113313132313113313223313331323133313223313231333133322311221   >>    B3311331313231311331322331333132313331322331323133313332231122   <<    B33113313132313113313223313331323133313223313231333133322311223   >>      B33113313132313113313223313331323133313223313231333133322311222   >>