CC[C@]12c3[nH]c4ccccc4c3CCN1C(=O)C(CC(=O)NCC13C[C@H]4C[C@@H](C1)C[C@@H](C3)C4)C[C@@H]2C(=O)N1CCN(C(=O)C2CC2)CC1
Molecules possible for drug usually have no more than 5 Hydrogen bond acceptor. How many hydrogen bond acceptors does the molecule have?