C6H5.NH.CO.CH3

from The Collaborative International Dictionary of English v.0.48
acetanilide \ac`et*an"i*lide\ ([a^]s`[e^]t*[a^]n"[i^]*l[i^]d),
   n. [Acetyl + anilide.] (Med., Chem.)
   An amide formed from aniline and an acetyl group
   ({C6H5.NH.CO.CH3}); it is a white crystalline compound used
   as an analgesic and also as an antipyretic. It has molecular
   weight 135.16. [Written also {acetanilid}] AS

   Syn: phenylacetamide, N-phenylacetamide, antifebrin,
        antifebrine, acetylaminobenzene, acetylaniline
        [1913 Webster + WordNet 1.5 + AS]
    

[email protected]