B33113313132313113313223313331323223313232313331333133313112123231   >>    B3311331313231311331322331333132322331323231333133313331311212323   <<    B33113313132313113313223313331323223313232313331333133313112123233   >>      B33113313132313113313223313331323223313232313331333133313112123232   >>