B33113313132313113313223313331323133313223313231333133313231321133131121111   >>    B3311331313231311331322331333132313331322331323133313331323132113313112111   <<    B33113313132313113313223313331323133313223313231333133313231321133131121113   >>      B33113313132313113313223313331323133313223313231333133313231321133131121112   >>