Paracetamol - Impurity K (EP/BP); p-Aminophenol; 1-Amino-4-hydroxybenzene; 4-Amino-1-hydroxybenzene; 4-Hydroxy-1-aminobenzene; 4-Hydroxyaniline; 4-Hydroxybenzenamine; 4-Hydroxyphenylamine; Activol; Azol; Benzofur P; Certinal; Citol; Fouramine P; Fourrine 84; NSC 1545; Paranol; Rodinal; Unal; Ursol P; p-Hydroxyaniline; p-Hydroxyphenylamine; Acetaminophen; 4-Aminophenol