CC(C)(C)OC(=O)N[C@@H](Cc1ccccc1)C(=O)N1CC[C@@H](C(=O)N2[C@H]3C[C@H]4CC[C@@]3(CS2(=O)=O)C4(C)C)N1
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?