B33113313132313113313223313331323331323112331323133313221132311   >>    B3311331313231311331322331333132333132311233132313331322113231   <<    B33113313132313113313223313331323331323112331323133313221132313   >>      B33113313132313113313223313331323331323112331323133313221132312   >>