the safest course is to enter it on schedule C. then show returns and allowances of the same amount.
your other option is to show as other income on line 8 of schedule 1 through the entry of 1099-misc and then check other income
and then as a reduction on line 8 of schedule 1 - label "nominee distribution - 1099-MISC" or "1099-misc with my ssn belonging to S-corp" in turbotax desktop the negative amount must be entered on line 22 of other income worksheet. this flows to line 8 of IRS schedule 1
