TheOAINS followingberikut NSAIDsadalah areturunan derived fromdari [[fenamicasam acidfenamat]]. whichisyang amerupakan derivativeturunan ofdari [[anthranilicasam acidantranilat]],<ref name=Sriram>Sriram D, Yogeeswari P. [https://books.google.com/books?id=tUSLclf_NoQC&pg=PA235 Medicinal Chemistry, 2nd Edition]. Pearson Education India, 2010. ISBN 9788131731444</ref>{{rp|235}} whichyang inpada turngilirannya is aadalah nitrogen [[isostereisoster]] ofdari [[salicylicasam acidsalisilat]], which is the [[active metabolite]] of [[aspirin]].<ref name=Sriram/>{{rp|235}}<ref>Auburn University course material. Jack DeRuiter, Principles of Drug Action 2, Fall 2002 1: [http://www.auburn.edu/~deruija/nsaids_2002.pdf Non-Steroidal Antiinflammatory Drugs (NSAIDS)]</ref>{{rp|17}}