B33113313132313113313223313331323331333112113313331323133313223123231   >>    B3311331313231311331322331333132333133311211331333132313331322312323   <<    B33113313132313113313223313331323331333112113313331323133313223123233   >>      B33113313132313113313223313331323331333112113313331323133313223123232   >>