Great!
It works!
the only thing is a parenthesis more at the end.
This is the final correct syntax
SELECT *
FROM TABLE (
SELECT rich_ant_list
FROM TABLE (
CAST (
emoint.wa_pkg_epn_int_talk.fun_vir_anti_detail (
'0201',
1) AS EMOINT.wa_typ_epn_talk_vir_ant_tab)));
thank you very much René!
Luca