4-(Butoxycarbonyl)aniline 94-25-7 AIDS-126797 AIDS126797 Benzoic acid, 4-amino-, butyl ester Benzoic acid, p-amino-, butyl ester Butamben Butesin Butesine Butoform Butyl 4-aminobenzoate Butyl Keloform Butyl aminobenzoate Butyl p-aminobenzoate Butylcaine NSC128464 Planoform Scuroform Scuroforme n-Butyl p-aminobenzoate p-Aminobenzoic acid, butyl ester