document.write("<b>Previous:</b> <a href=/product/Costunolide-TB00016.html>Costunolide | CAS No.:553-21-9</a>");document.write('<br><br>');document.write("<b>Next:</b> <a href=/product/Glycyrrhetinic_acid-TB00382.html>Glycyrrhetinic acid | CAS No.:1449-05-4</a>");