B33113313132313113313223313331323133313223313231333133313331333132212132221   >>    B3311331313231311331322331333132313331322331323133313331333133313221213222   <<    B33113313132313113313223313331323133313223313231333133313331333132212132223   >>      B33113313132313113313223313331323133313223313231333133313331333132212132222   >>