Esclusione valori di una lista in un campo

SET linesize 100
set pagesize 0
set head off
select 'Database name: ' || name from v$database;
select username from dba_users where account_status like 'OPEN' and not regexp_like(username,'^CGOZZI|^DBSNMP|^XYMON|^SYS|^SYSTEM') order by username ;