COC(=O)C[C@@H]1C[C@@H]2c3cc(NS(=O)(=O)c4ccc(F)cc4)ccc3O[C@@H]2[C@H](CO)O1
Hydrogen bond acceptor: The atom, ion, or molecule component of a hydrogen bond which does not supply the bridging (shared) hydrogen atom. How many hydrogen bond acceptors does the molecule have?