B33113313132313113313223313331323331333131322331333132333132313231311112111   >>    B3311331313231311331322331333132333133313132233133313233313231323131111211   <<    B33113313132313113313223313331323331333131322331333132333132313231311112113   >>      B33113313132313113313223313331323331333131322331333132333132313231311112112   >>