COC(=O)[C@@H]1CC[C@H](C)[C@@H](c2ccc(C)cc2)N1C(=O)c1ccc(/C=N\O[C@@H](C)c2cn([C@H](CO)Cc3ccccc3)nn2)cc1
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?