69-72-7
水杨酸
→
115438-18-1
2-sulfamoyloxybenzoic acid
76432-34-3
salicylic acid (methylsulfonyl)methyl ester
76432-29-6
methylthiomethyl 2-hydroxybenzoate
135763-39-2
methylsulfonylmethyl 2-sulfamoyloxybenzoate