CCOC(=O)CCCCCC(=O)Nc1ccc2c(c1)CC(=O)N([C@H](C)CO)C[C@@H](C)[C@H](CN(C)Cc1ccc3c(c1)OCO3)O2
Molecules possible for drug usually have no more than 5 Hydrogen bond acceptor. How many hydrogen bond acceptors does the molecule have?