CC1=CC(C)C(O)C(C)/C=C\C(O)C/C=C(/C)C(=O)CC(O)C(C)/C=C\C=C/C=C\C(=O)NC2=C(O)C(=O)c3c(cc(C)c(O)c3C1=O)C2=O
Molecules possible for drug usually have no more than 5 Hydrogen bond acceptor. How many hydrogen bond acceptors does the molecule have?