B33113313132313113313223313331323133313223313231333133112111133231221   >>    B3311331313231311331322331333132313331322331323133313311211113323122   <<    B33113313132313113313223313331323133313223313231333133112111133231223   >>      B33113313132313113313223313331323133313223313231333133112111133231222   >>