O=C(C/C(=N/O)C(=O)NC1=C(Cl)C(=O)c2ccccc2C1=O)CC(c1ccccc1)c1c(O)c2ccccc2oc1=O
Molecules possible for drug usually have no more than 5 Hydrogen bond acceptor. How many hydrogen bond acceptors does the molecule have?