Multiple choice Among the following, --------------------- is a synthetic nitrofuran derivative . furfural furfuryl alcohol furylfuramide gadopentetic acid Reveal answer Fill a bubble to check yourself C Correct answer Explanation Furylfuramide is a synthetic nitrofuran derivative which was widely used as a food preservative. It can cause benign and malignant tumors in the mammary glands, stomachs, esophagi and lungs of rodents of both sexes.