4-(Dibutylamino)butyronitrile picrate 73747-28-1 Butanenitrile, 4-(dibutylamino)-, compd. with 2,4,6-trinitrophenol (1:1) Butyronitrile, 4-(dibutylamino)-, picrate NSC89101 WLN: WNR BQ CNW ENW &NC4N4&4