Lost of system datafile

Instance crashes with error: ORA-01243: system tablespace file suffered media failure

Restore to different location:
rman
startup mount;
run
{
set newname for datafile 'f:\test_system.dbf' to 'c:\project\orcl\test_system.dbf';
restore datafile 11;
switch datafile 11;
recover datafile 11;
}