B33113313132313113313223313331323133313223313231333133313233211331313112111211   >>    B3311331313231311331322331333132313331322331323133313331323321133131311211121   <<    B33113313132313113313223313331323133313223313231333133313233211331313112111213   >>      B33113313132313113313223313331323133313223313231333133313233211331313112111212   >>