B33113313132313113313223313331323133313223313231333133112111113112331311131   >>    B3311331313231311331322331333132313331322331323133313311211111311233131113   <<    B33113313132313113313223313331323133313223313231333133112111113112331311133   >>      B33113313132313113313223313331323133313223313231333133112111113112331311132   >>