document.write("<b>Previous:</b> <a href=/product/Retrorsine-TBW00917.html>Retrorsine | CAS No.:480-54-6</a>");document.write('<br><br>');document.write("<b>Next:</b> <a href=/product/Spiratisanin_B-TBW00919.html>Spiratisanin B | CAS No.:1902173-19-6</a>");