Cc1ccc(C)c(N2CCN(CCCNC(=O)c3cnn(-c4cccc(Cl)c4)c3C3CCN(C(=O)OC(C)(C)C)CC3)CC2)c1
Molecules possible for drug usually have no more than 5 Hydrogen bond acceptor. How many hydrogen bond acceptors does the molecule have?