The following is <u>not</u> true of the cytochrome P450 isoenzyme CYP2D6

A) It generates the hepatotoxic metabolite N-acetyl benzoquinone immine from paracetamol B) It is involved in demethylation of codeine into morphine C) Its altered form is responsible for poor capacity to hydroxylate many drugs including metoprolol D) It is inhibited by quinidine