B33113313132313113313223313331323133313223313231333133313123133221   >>    B3311331313231311331322331333132313331322331323133313331312313322   <<    B33113313132313113313223313331323133313223313231333133313123133223   >>      B33113313132313113313223313331323133313223313231333133313123133222   >>