?苯甲酸
...苯甲酸 acidum benzoicum; ascabin; benzene carbonic acid; benzene carboxylic acid; benzene monocarbonic acid; benzene monocarboxylic acid; benzoate; benzoic acid bp; benzoicacid; benzoik acid; bezoic acid; bzoh benzoic acid 醋酸桂皮酯 cinnamyl acetate .