Infinity Corporation issued $500,000 of 4%, 10-year bonds on January 1, 2021, for $393,409. This price provided a yield of 7% on the bonds. Interest is payable semiannually on June 30 and December 31. If Infinity uses the effective-interest method, the amount of interest expense to record on the income statement for the year ended December 31, 2021 should be: (Do not add dollar sign; do not add comma by yourself to your amount; round the answer to the whole number; use minus sign if the amount is negative)