C[C@H](CCC(=O)NCCS(=O)(=O)[O-])C1CCC2C3C(C[C@H](O)C21C)C1(C)CC[C@@H](O)CC1C[C@H]3O.[Na+]
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?