CCOC(=O)C1=C(C)N(C[C@@H]2CC[C@@H](Cc3ccc(-c4ccccc4)cc3)O2)C(=O)NC1c1ccc(SCc2ccco2)c([N+](=O)[O-])c1
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?