if datepart(hour,getdate()) >= 19 and datepart(hour,getdate()) <= 22
begin 
    declare @d varchar(8)
    select @d = convert(varchar(100), cast(convert(varchar(100), getdate(), 23) AS datetime),108)
    select @d = left(@d,7) + cast(datepart(S,getdate()) % 6 AS varchar)
 
    waitfor delay @d
end 


KMTSCP 
KMVSL
SXYCED	 
YXSYGJ