CCC1=C(OC(=O)N(CC)CC)N2C(=O)O/C(=N\CC3CC3)[C@]2(Cc2ccccc2)[C@H]2C1=CC[C@H]1C(=O)N(CC)C(=O)[C@H]12
Molecules possible for drug usually have no more than 5 Hydrogen bond acceptor. How many hydrogen bond acceptors does the molecule have?