B33113313132313113313223313331323331323131322331323112132323221   >>    B3311331313231311331322331333132333132313132233132311213232322   <<    B33113313132313113313223313331323331323131322331323112132323223   >>      B33113313132313113313223313331323331323131322331323112132323222   >>