Find which user having SYSADMIN Responsibility in R12

SELECT fu.*

FROM fnd_user_resp_groups_direct furgd, fnd_responsibility_vl frvl, fnd_user fu

WHERE furgd.responsibility_id = frvl.responsibility_id

AND fu.user_id = furgd.user_id

AND(to_char(furgd.end_date) is null

OR furgd.end_date > sysdate)

AND frvl.end_date is null

AND fu.end_date is null

AND frvl.responsibility_name = 'System Administrator';