B33113313132313113313223313331323133313223313231333133313231313331311123221   >>    B3311331313231311331322331333132313331322331323133313331323131333131112322   <<    B33113313132313113313223313331323133313223313231333133313231313331311123223   >>      B33113313132313113313223313331323133313223313231333133313231313331311123222   >>