CS(=O)(=O)c1ccc(Cl)c(C(=O)O)c1
Name: 2-chloro-5-methanesulfonyl-benzoic acid
SMILES: CS(=O)(=O)c1ccc(Cl)c(C(=O)O)c1
Molecular formula: C8H7ClO4S
Molecular weight: 233.98