The Collaborative International Dictionary of English v.0.48:

Nitranilic \Ni`tra*nil"ic\, a. [Nitro- + chloranil + -ic.]
   (Chem.)
   Of, pertaining to, or designating, a complex organic acid
   produced as a white crystalline substance by the action of
   nitrous acid on hydroquinone.
   [1913 Webster]