http://solo.dc3.com/comctr/filecust_tool.htm

If I choose "Date@Time" at point 4, the TIMEUTC tag is missing the $ sign

Example:
$DEFPATH\$DATENITE\$TGTNAME-$DATEUTC@TIMEUTC-$FILTER

Needs to be:
$DEFPATH\$DATENITE\$TGTNAME-$DATEUTC@$TIMEUTC-$FILTER