COCCCNC(=O)C[C@H]1C[C@H](C(=O)N2CCCCC2)[C@@]2(C)c3[nH]c4cc(-c5ccco5)ccc4c3CCN2C1=O
Molecules possible for drug usually have no more than 5 Hydrogen bond acceptor. How many hydrogen bond acceptors does the molecule have?