B33113313132313113313223313331311331323112331323133313331323232223221   >>    B3311331313231311331322331333131133132311233132313331333132323222322   <<    B33113313132313113313223313331311331323112331323133313331323232223223   >>      B33113313132313113313223313331311331323112331323133313331323232223222   >>