Plz tell this ... ce there isn ambiguity, prpyi dria seopropyi represer atd se0-prop propyl represent the same alky gr

Ce there isn ambiguity, PrPyi dria seopropyi represer aTd se0-prop propyl represent the same alky grou CN group is attached to cyclohexane ring. Should it be called as cyclohexanenitrile or cyclohexanecarbonitrile ? Explain. Since the suffix nitrile does not include the carbon atom of the CN group, therefore, this name is wrong.The correct name is cyclohexanecarbonitrile since the suffix carbonitrile includes the carbon atom of the CN group.