CC(C)C(C(=O)N(C)C(Cc1ccccc1)C(=O)N(C)C(C(=O)N(C)C(C(=O)N1CCCC1C(=O)OC(C)(C)C)C(C)C)C(C)C)N(C)C
Molecules possible for drug usually have no more than 5 Hydrogen bond acceptor. How many hydrogen bond acceptors does the molecule have?