CC(C)C[C@H]1CN([C@@H](Cc2ccc(O)cc2)CN2CCC[C@@H]2CN2C(=S)NC[C@@H]2Cc2ccccc2)C(=S)N1CC1CCCCC1
Molecules possible for drug usually have no more than 5 Hydrogen bond acceptor. How many hydrogen bond acceptors does the molecule have?